then_o cast_v the_o melt_a matter_n into_o water_n and_o careful_o take_v the_o remain_a lead_n from_o it_o then_o put_v the_o matter_n after_o it_o be_v dry_v into_o the_o same_o pot_n again_o and_o seven_o or_o eight_o hour_n after_o it_o will_v be_v again_o melt_v reiterate_v this_o process_n of_o cast_v the_o melt_a matter_n into_o the_o water_n and_o separate_v the_o lead_n that_o stick_v to_o the_o pot_n as_o before_o then_o this_o glass_n will_v be_v cleanse_v and_o purify_v from_o all_o the_o foulness_n and_o unctuosity_n the_o calx_fw-la and_o powder_n will_v leave_v in_o it_o and_o be_v very_o resplendent_a you_o must_v put_v it_o again_o in_o the_o pot_n where_o it_o will_v melt_v and_o purify_v in_o a_o little_a time_n when_o it_o be_v melt_v put_v to_o it_o six_o ounce_n of_o scale_n of_o copper_n thrice_o calcine_v in_o powder_n as_o in_o chap._n 34_o with_o twenty_o four_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n as_o in_o chap._n 25_o also_o in_o powder_n and_o mix_v they_o together_o this_o powder_n must_v be_v cast_v in_o at_o six_o time_n always_o mix_v well_o the_o glass_n and_o take_v at_o each_o time_n the_o interval_n of_o say_v the_o creed_n let_v it_o rest_v one_o hour_n and_o then_o stir_v it_o again_o and_o see_v if_o the_o colour_n please_v you_o if_o it_o be_v as_o you_o will_v have_v it_o let_v it_o stand_v eight_o hour_n that_o the_o whole_a may_v well_o incorporate_v then_o stir_v it_o well_o and_o let_v it_o rest_v a_o little_a that_o the_o faeces_fw-la may_v precipitate_v to_o the_o bottom_n of_o the_o pot_n than_o it_o may_v be_v wrought_v and_o the_o colour_n can_v scarce_o be_v distinguish_v from_o true_a emerald_n chap._n lxxxv_o another_o way_n of_o make_v glass_n of_o lead_n of_o a_o fair_a emerald_n than_o the_o former_a for_o this_o colour_n which_o will_v be_v far_o fair_a than_o the_o precedent_n you_o must_v change_v one_o ingredient_n of_o the_o other_o chapter_n and_o instead_o of_o scale_n of_o copper_n thrice_o calcine_v put_v the_o same_o do_v of_o caput_n mortuum_n of_o vitriolum_fw-la veneris_fw-la prepare_v as_o at_o the_o end_n of_o the_o seven_o book_n then_o proceed_v exact_o as_o in_o the_o former_a chapter_n and_o you_o will_v have_v a_o very_a exquisite_a green_n chap._n lxxxvi_o to_o make_v a_o glass_n of_o lead_n of_o the_o colour_n of_o topaz_n topaz_n be_v a_o light_a colour_n than_o emerald_n and_o cast_v ray_n the_o colour_n of_o gold_n wherefore_o the_o colour_n can_v be_v well_o imitate_v except_o this_o way_n take_v fifteen_o pound_n of_o crystal_n fritt_n in_o powder_n and_o ten_o pound_n of_o calx_fw-la of_o lead_n also_o in_o powder_n mix_v they_o well_o and_o searce_v they_o very_o fine_a than_o put_v they_o in_o a_o pot_n heat_v at_o the_o furnace_n where_o leave_v it_o eight_o hour_n that_o it_o may_v be_v melt_v then_o cast_v the_o matter_n into_o water_n and_o take_v out_o of_o the_o pot_n all_o the_o lead_n if_o there_o be_v any_o that_o remain_v put_v the_o matter_n again_o into_o the_o pot_n to_o be_v melt_v and_o cast_v it_o by_o interval_n into_o the_o water_n add_v to_o that_o matter_n half_a its_o weight_n of_o glass_n tinge_v of_o a_o golden_a colour_n as_o in_o chap._n 62._o incorporate_v and_o purify_v well_o the_o whole_a together_o and_o you_o will_v have_v a_o glass_n of_o the_o true_a colour_n of_o oriental_a topaz_n fit_a to_o be_v wrought_v chap._n lxxxvii_o to_o make_v a_o sky_n or_o sea-green_a in_o glass_n of_o lead_n we_o have_v show_v several_a way_n in_o the_o first_o book_n to_o thing_fw-mi glass_n of_o a_o sky-colour_n or_o sea-green_a which_o will_v be_v needless_a to_o repeat_v here_o that_o we_o now_o show_v which_o be_v make_v in_o glass_n of_o lead_n have_v no_o less_o beauty_n take_v sixteen_o pound_n of_o crystal_n fritt_n ten_o pound_n of_o calx_fw-la of_o lead_n mix_v they_o together_o and_o put_v they_o gentle_o into_o a_o pot_n heat_v in_o the_o furnace_n where_o they_o will_v be_v in_o good_a fusion_n in_o twelve_o hour_n time_n then_o cast_v that_o matter_n into_o water_n as_o i_o have_v show_v before_o and_o take_v the_o remain_a lead_n out_o of_o the_o pot_n and_o put_v your_o matter_n in_o again_o to_o melt_v eight_o hour_n after_o cast_v it_o again_o into_o water_n take_v the_o remain_a lead_n out_o of_o the_o pot_n than_o it_o will_v be_v well_o purify_v put_v it_o in_o again_o to_o melt_v in_o the_o same_o pot_n and_o when_o it_o be_v in_o good_a fusion_n cast_v in_o at_o four_o different_a time_n four_o ounce_n of_o small_a copper_n leave_v prepare_v as_o in_o chap._n 30_o with_o a_o quarter_n of_o a_o ounce_n of_o zaffer_n prepare_v as_o in_o chap._n 17._o after_o have_v mix_v these_o powder_n well_o together_o and_o the_o matter_n at_o each_o cast_n of_o it_o in_o two_o hour_n after_o stir_v the_o matter_n well_o in_o the_o pot_n with_o a_o iron_n rod_n and_o make_v a_o essay_n to_o see_v if_o the_o colour_n be_v full_a enough_o then_o let_v it_o stand_v ten_o hour_n to_o purify_v and_o to_o give_v the_o colour_n time_n to_o incorporate_v with_o the_o glass_n then_o it_o may_v be_v wrought_v to_o the_o use_v you_o design_v it_o stir_v it_o well_o and_o let_v it_o rest_v a_o little_a to_o settle_v before_o you_o work_v it_o chap._n lxxxviii_o to_o make_v a_o granat_n colour_n in_o glass_n of_o lead_n the_o vivacity_n of_o this_o colour_n appear_v no_o less_o in_o glass_n of_o lead_n than_o in_o crystal_n if_o it_o be_v make_v careful_o to_o make_v it_o take_v twenty_o pound_n of_o crystal_n frit_n with_o sixteen_o pound_n of_o calx_fw-la of_o lead_n and_o after_o have_v add_v three_o ounce_n of_o manganese_n of_o piedmont_n to_o it_o and_o half_a a_o ounce_n of_o zaffer_n both_o prepare_v as_o we_o have_v show_v put_v the_o whole_a into_o a_o pot_n heat_v in_o the_o furnace_n twelve_o hour_n after_o cast_v that_o melt_a matter_n into_o the_o water_n and_o take_v out_o the_o lead_n that_o remain_v behind_o in_o the_o pot._n then_o put_v the_o matter_n again_o in_o the_o same_o pot_n where_o it_o will_v be_v purify_v ten_o hour_n after_o you_o must_v mix_v it_o well_o with_o the_o iron_n and_o let_v the_o faeces_fw-la precipitate_v then_o see_v if_o the_o colour_n please_v you_o then_o work_v it_o to_o what_o use_v you_o please_v and_o you_o will_v have_v a_o glass_n of_o lead_n of_o a_o fine_a granat-colour_n chap._n lxxxix_o to_o make_v a_o sapphirecolour_n in_o glass_n of_o lead_n the_o beauty_n of_o sapphire_n be_v no_o less_o imitable_a in_o glass_n of_o lead_n than_o the_o colour_n of_o other_o precious_a stone_n and_o its_o clear_a blue_n transparent_a colour_n will_v have_v as_o much_o splendour_n to_o make_v it_o mix_v together_o fifteen_o pound_n of_o crystal_n frit_n in_o powder_n and_o twelve_o pound_n of_o calx_fw-la of_o lead_n then_o searce_v it_o pound_v again_o what_o do_v not_o pass_v through_o the_o sieve_n add_v to_o that_o two_o ounce_n of_o prepare_a zaffer_n twenty_o four_o grain_n of_o manganese_n of_o piedmont_n also_o well_o prepare_v mix_v the_o whole_a well_o together_o put_v it_o in_o a_o pot_n heat_v in_o the_o furnace_n and_o let_v it_o stand_v to_o melt_v during_o the_o space_n of_o twelve_o hour_n then_o cast_v the_o vitrified_a matter_n into_o water_n and_o careful_o take_v away_o the_o lead_n that_o remain_v in_o the_o pot_n then_o put_v the_o matter_n again_o into_o the_o same_o pot_n and_o let_v it_o stand_v to_o be_v re-purified_n twelve_o hour_n then_o see_v if_o the_o colour_n please_v you_o and_o you_o may_v work_v it_o you_o will_v have_v a_o colour_n like_o the_o true_a oriental_a sapphire_n chap._n xc_o the_o way_n to_o make_v a_o golden-colour_n in_o glass_n of_o lead_n this_o colour_n be_v as_o fine_a in_o glass_n of_o lead_n as_o in_o crystal_n it_o take_v that_o colour_n both_o from_o the_o lead_n and_o the_o ingredient_n mix_v with_o it_o take_v sixteen_o pound_n of_o good_a crystal_n fritt_n in_o powder_n to_o which_o add_v the_o same_o weight_n of_o calx_fw-la of_o lead_n also_o in_o powder_n and_o well_o sear_v then_o add_v six_o ounce_n of_o copper_n scales_n thrice_o calcine_v as_o in_o chap._n 34_o and_o forty_o eight_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n as_o in_o chap._n 25_o the_o whole_a mix_v well_o together_o put_v it_o in_o a_o pot_n heat_v in_o the_o furnace_n twelve_o hour_n after_o cast_v the_o glass_n in_o water_n and_o take_v the_o remain_a lead_n out_o of_o the_o pot_n and_o then_o put_v the_o matter_n again_o into_o the_o same_o pot_n to_o be_v well_o purify_v during_o twelve_o other_o hour_n after_o that_o stir_v it_o well_o and_o see_v if_o the_o colour_n please_v you_o if_o it_o chance_v to_o be_v greenish_a add_v
the_o vapour_n arise_v again_o to_o dissolve_v as_o before_o then_o reiterate_v this_o process_n till_o all_o your_o ingredient_n be_v distil_v off_o then_o unlute_v your_o receiver_n and_o pour_v the_o liquor_n into_o a_o alembick_a and_o draw_v off_o the_o phlegm_n in_o balneo_fw-la mariae_fw-la and_o rectify_v it_o in_o a_o ash-fire_n then_o your_o water_n will_v be_v make_v and_o fit_a to_o dissolve_v any_o metal_n but_o silver_n chap._n lvi_o another_o way_n of_o make_v aq._n reg._n more_o easy_a and_o with_o less_o precaution_n this_o second_o way_n of_o make_v aq._n reg._n will_v be_v more_o easy_a than_o the_o former_a and_o the_o water_n of_o as_o much_o force_n take_v 1_o pound_n of_o good_a salt-petre_n powder_n it_o and_o mix_v it_o with_o 3_o pound_n of_o potter_n clay_n or_o flint_n calcine_v to_o powder_n put_v the_o whole_a into_o a_o glass_n retort_n well_o lute_v and_o sit_v to_o it_o a_o great_a receiver_n lute_n the_o joint_n well_o then_o put_v it_o in_o a_o reverberatory_n furnace_n and_o distil_v it_o according_a to_o art_n in_o a_o gradual_a fire_n when_o all_o the_o red_a spirit_n be_v pass_v over_o as_o we_o have_v explain_v in_o speak_v of_o aq._n fortis_fw-la in_o the_o 52_o chapter_n then_o draw_v off_o the_o phlegm_n in_o balneo_fw-la mariae_fw-la which_o the_o chemist_n and_o we_o hereafter_o will_v note_v by_o the_o two_o letter_n b._n m._n then_o rectify_v it_o in_o a_o ash_n furnace_n and_o keep_v it_o for_o use_n then_o take_v a_o pound_n of_o sal_fw-la ammoniac_a well_o powder_v and_o mix_v it_o with_o four_o pound_n of_o wood-ash_n out_o of_o which_o you_o have_v before_o extract_v all_o the_o salt_n with_o warm_a water_n then_o put_v the_o whole_a into_o a_o retort_n sit_v a_o receiver_n to_o it_o and_o distil_v it_o in_o a_o sand-furnace_n and_o the_o spirit_n of_o the_o shall_v ammoniac_a will_v pass_v over_o into_o the_o receiver_n then_o unlute_v your_o receiver_n and_o take_v off_o that_o phlegm_n of_o the_o spirit_n in_o b._n m._n and_o rectify_v it_o in_o ash_n this_o do_v take_v equal_a part_n of_o each_o of_o these_o spirit_n then_o mix_v they_o together_o and_o distil_v they_o in_o a_o ash-furnace_n then_o you_o will_v have_v a_o strong_a menstruum_fw-la for_o dissolve_v gold_n i_o can_v here_o omit_v that_o the_o spirit_n of_o sea-water_n salt_n distil_v as_o salt-petre_a have_v the_o same_o effect_n as_o the_o water_n of_o the_o 2_o champion_n whereof_o we_o have_v give_v the_o preparation_n in_o the_o preced_a chap._n and_o as_o that_o we_o have_v just_a now_o treat_v of_o and_o in_o the_o mean_a while_o be_v not_o so_o sharp_a nor_o corrosive_n you_o must_v to_o make_v it_o successful_o take_v 3_o part_n of_o spirit_n of_o sea-water_n salt_n and_o add_v to_o it_o one_o part_n of_o salt-petre_a then_o distil_v it_o together_o in_o a_o ash-furnace_n the_o better_a to_o unite_v they_o then_o you_o will_v have_v a_o aqua_fw-la regalis_fw-la which_o will_v dissolve_v gold_n soon_o than_o the_o spirit_n of_o salarmoniac_a and_o which_o will_v make_v it_o rise_v and_o pass_v over_o in_o the_o receiver_n thus_o you_o may_v this_o easy_a way_n make_v it_o more_o fit_a for_o the_o use_v you_o design_v it_o for_o but_o notwithstanding_o this_o you_o must_v not_o imagine_v that_o this_o solution_n of_o gold_n be_v a_o radical_a and_o total_a one_o because_o it_o will_v pass_v over_o in_o a_o alembic_n and_o that_o so_o it_o be_v reduce_v into_o a_o species_n of_o aurum_fw-la potabile_fw-la for_o there_o be_v nothing_o but_o the_o one_o sovereign_a menstruum_fw-la of_o the_o philosopher_n which_o have_v that_o virtue_n as_o be_v homogeneous_a to_o it_o and_o form_v of_o it_o that_o be_v the_o only_a liquor_n in_o which_o it_o can_v putrisie_n and_o be_v total_o resolve_v and_o regenerate_v again_o after_o the_o manner_n of_o the_o phoenix_n to_o become_v a_o spiritual_a and_o glorious_a body_n capable_a of_o perform_v all_o those_o wonderful_a effect_n ascribe_v to_o it_o chap._n lvii_o the_o way_n to_o calcine_v tartar_n we_o have_v already_o give_v one_o preparation_n of_o tartar_n in_o chap._n 15._o both_o for_o the_o calcination_n of_o it_o and_o to_o extract_v the_o salt_n and_o we_o have_v large_o show_v in_o chap._n 5._o of_o what_o importance_n it_o be_v to_o dry_v it_o thorough_o for_o that_o reason_n we_o will_v not_o repeat_v it_o here_o but_o refer_v the_o reader_n thither_o to_o make_v this_o calcination_n which_o be_v easy_a take_v tartar_n in_o great_a lump_n the_o thick_a and_o most_o shine_a you_o can_v get_v blow_v away_o all_o the_o powder_n than_o put_v it_o in_o new_a earthen_a pot_n upon_o live_a coal_n or_o in_o a_o little_a furnace_n where_o you_o must_v leave_v it_o till_o it_o smoke_v no_o more_o and_o all_o its_o humidity_n be_v exhale_v and_o it_o be_v reduce_v into_o lump_n of_o a_o black_a purplish_a colour_n than_o it_o be_v calcine_v and_o well_o prepare_v tartar_n may_v also_o be_v calcine_v by_o wrap_v it_o in_o piece_n of_o brown_a paper_n then_o lay_v a_o bed_n of_o live_a coal_n and_o lay_v a_o bundle_n of_o it_o upon_o they_o than_o another_o layer_n or_o bed_n of_o coal_n and_o on_o they_o another_o parcel_n of_o tartar_n continue_v thus_o to_o do_v s._n s._n s._n till_o all_o your_o parcel_n of_o tartar_n be_v lay_v on_o observe_v that_o the_o upper_a layer_n be_v always_o of_o coal_n and_o leave_v the_o whole_a in_o that_o state_n till_o the_o tartar_n be_v well_o calcine_v and_o leave_v off_o smoke_v then_o take_v it_o off_o and_o blow_v away_o the_o ash_n chap._n lviii_o a_o way_n to_o make_v a_o fair_a chalcedony_n in_o glass_n although_o chalcedony_n be_v not_o so_o dear_a as_o it_o have_v be_v heretofore_o since_o it_o be_v find_v in_o europe_n yet_o people_n have_v not_o leave_v off_o counterfeit_v it_o by_o help_n of_o art_n to_o make_v several_a work_n of_o it_o no_o less_o beautiful_a than_o the_o true_a and_o much_o cheap_a we_o will_v show_v three_o different_a way_n to_o prepare_v this_o chalcedony_n which_o will_v make_v three_o different_a species_n of_o it_o all_o of_o they_o very_o fair_a but_o who_o beauty_n may_v be_v also_o augment_v by_o the_o number_n of_o ingredient_n we_o compose_v they_o of_o and_o which_o cause_n those_o diversity_n of_o colour_n which_o that_o stone_n ought_v to_o have_v among_o the_o rest_n of_o the_o ingredient_n we_o employ_v in_o this_o subject_a there_o be_v some_o that_o give_v no_o colour_n to_o glass_n as_o tartar_n soot_n salarmoniac_a and_o mercury_n those_o that_o be_v of_o a_o unctuous_a nature_n as_o lead_v soot_n tartar_n the_o azure-stone_n often_o hinder_v the_o union_n of_o the_o ingredient_n by_o reason_n of_o the_o separation_n which_o may_v happen_v by_o the_o cool_a the_o metal_n which_o do_v not_o happen_v to_o those_o who_o know_v how_o to_o observe_v the_o degree_n of_o heat_n wherein_o the_o principal_a knowledge_n of_o this_o art_n consist_v to_o make_v the_o first_o sort_n of_o chalcedony_n put_v two_o pound_n of_o aqua_fw-la fortis_fw-la whereof_o we_o have_v give_v the_o preparation_n in_o chap._n 52._o into_o a_o glass_n body_n with_o a_o long_a neck_n four_o ounce_n of_o fine_a silver_n in_o small_a and_o thin_a plate_n or_o granulate_v put_v the_o body_n in_o a_o ash_n furnace_n over_o a_o soft_a fire_n or_o in_o warm_a water_n and_o the_o silver_n will_v be_v present_o dissolve_v at_o the_o same_o time_n take_v another_o body_n and_o dissolve_v in_o it_o 6_o ounce_n of_o quicksilver_n in_o a_o pound_n and_o half_a of_o the_o same_o aqua_fw-la fortis_fw-la after_o that_o pour_v both_o the_o solution_n together_o into_o a_o great_a body_n which_o put_v in_o the_o same_o bath_n or_o warm_a water_n or_o ash-furnace_n then_o add_v to_o it_o six_o ounce_n of_o salarmoniac_a which_o dissolve_v over_o a_o gentle_a fire_n then_o put_v to_o it_o one_o ounce_n of_o zaffer_n and_o half_a a_o ounce_n of_o manganese_n prepare_v little_a by_o little_a with_o as_o much_o ferretto_n of_o spain_n also_o little_a by_o little_a for_o fear_v the_o matter_n come_v to_o swell_v too_o much_o shall_v break_v the_o vessel_n add_v to_o all_o these_o ingredient_n one_o ounce_n of_o crocus_n martis_n calcine_v with_o sulphur_n as_o much_o scale_n of_o copper_n thrice_o calcine_v which_o ought_v to_o boil_v like_o manganese_n as_o much_o blue_a lake_n that_o the_o painter_n use_n and_o the_o same_o quantity_n of_o red_a lead_n the_o whole_a reduce_v into_o powder_n in_o put_v in_o these_o powder_n you_o must_v gentle_o stir_v the_o glass_n body_n that_o they_o may_v the_o better_o incorporate_v with_o the_o aqua_fw-la fortis_fw-la nevertheless_o take_v care_n there_o be_v not_o too_o much_o heat_n than_o you_o must_v well_o stop_v the_o matras_n or_o glass_n body_n stir_v it_o well_o every_o day_n for_o ten_o day_n
this_o first_o step_n towards_o extract_v it_o as_o such_o whereby_o the_o curious_a may_v succeed_v with_o small_a trouble_n chap._n clxviii_o the_o way_n to_o make_v enamel_n of_o a_o blood-colour_n red._n since_o we_o have_v give_v a_o small_a elegy_n to_o every_o other_o colour_n it_o be_v unjust_a for_o we_o not_o to_o continue_v the_o like_a on_o this_o which_o be_v a_o true_a symbol_n of_o blood_n by_o which_o the_o glory_n of_o the_o martyr_n who_o with_o so_o much_o generosity_n and_o courage_n shed_v they_o for_o the_o faith_n of_o christ_n may_v be_v represent_v as_o well_o as_o of_o those_o many_o brave_a and_o heroic_a person_n who_o have_v interpose_v for_o the_o preservation_n and_o support_v of_o church_n and_o state_n it_o be_v therefore_o a_o illustrious_a badge_n of_o eminent_a courage_n thus_o alexander_n hannibal_n scipio_n and_o very_o many_o other_o great_a and_o noble_a prince_n choose_v this_o colour_n for_o their_o livery_n and_o for_o their_o shield_n to_o stain_v enamel_n of_o this_o colour_n take_v ten_o pound_n of_o common_a frit_n mention_v in_o chap._n 12._o add_v thereto_o six_o pound_n of_o glass_n of_o saturn_n prepare_v as_o in_o chap._n 82._o the_o whole_a make_v into_o a_o very_a fine_a powder_n must_v be_v put_v into_o a_o glaze_v earthen_a pot_n at_o the_o glass-house_n furnace_n to_o melt_v boil_v and_o refine_v after_o this_o cast_v thereon_o powder_n of_o thrice_o calcine_v copper_n as_o in_o chap._n 34._o at_o discretion_n stir_v it_o all_o about_o that_o they_o may_v incorporate_v together_o with_o powder_n of_o red_a tartar_n until_o the_o mass_n become_v red_a as_o blood_n observe_v whether_o the_o colour_n be_v too_o pale_a and_o if_o so_o continue_v to_o put_v in_o more_o of_o these_o powder_n of_o copper_n and_o tartar_n until_o it_o be_v perfect_o stain_v and_o thus_o you_o will_v have_v a_o delicate_a deep_a sanguine_a enamel_n fit_a for_o all_o manner_n of_o work_n you_o can_v desire_v to_o apply_v it_o chap._n clxix_o another_o blood-colour_n enamel_n this_o enamel_n will_v be_v very_o beautiful_a and_o may_v serve_v instead_o of_o the_o rose-colour_n enamel_n hereafter_o prescribe_v to_o make_v it_o put_v ten_o pound_n of_o frit_n for_o crystal_n chap._n 6._o and_o six_o pound_n of_o glass_n of_o saturn_n before_o mention_v into_o one_o of_o the_o glass-house_n furnace_n pot_n let_v it_o melt_v and_o purge_v well_o after_o this_o cast_v it_o into_o water_n dry_v it_o and_o return_v it_o into_o the_o pot_n when_o it_o be_v well_o melt_v again_o throw_v in_o at_o several_a time_n five_o or_o six_o ounce_n of_o powder_n of_o thrice_o calcine_v copper_n stir_v the_o whole_a with_o the_o iron_n crook_n to_o mix_v and_o incorporate_v they_o well_o together_o and_o also_o a_o like_a quantity_n of_o powder_n of_o red_a tartar_n still_o stir_v it_o this_o be_v well_o boil_v and_o refine_a observe_v whether_o the_o colour_n be_v perfect_a if_o not_o add_v equal_a part_n of_o the_o powder_n of_o copper_n and_o tartar_n according_a to_o your_o judgement_n as_o much_o as_o you_o find_v necessary_a to_o bring_v it_o to_o a_o perfection_n let_v it_o remain_v to_o boil_v and_o purify_v try_v it_o again_o and_o again_o until_o you_o find_v it_o complete_o colour_v chap._n clxx_o another_o red_a enamel_n of_o a_o very_a splendid_a ruby-colour_n the_o beauty_n of_o this_o enamel_n be_v very_o surprise_v and_o of_o as_o lively_a a_o lustre_n as_o the_o ruby_n itself_o which_o it_o communicate_v to_o all_o the_o work_n wherein_o it_o be_v use_v for_o this_o fine_a effect_n we_o must_v have_v recourse_n to_o the_o fusible_a manganese_n in_o chap._n 164._o add_v twenty_o ounce_n thereof_o to_o each_o pound_n of_o crystal_n ground_n mention_v chap._n 163._o let_v the_o whole_a be_v well_o purify_v then_o try_v the_o colour_n and_o according_a as_o you_o find_v it_o add_v the_o great_a or_o lesser_a quantity_n of_o manganese_n or_o crystal_a ground_n respective_o until_o it_o be_v bring_v to_o its_o just_a degree_n of_o perfection_n as_o a_o ruby_n and_o which_o ought_v to_o be_v very_o admirable_a chap._n clxxi_o another_o ballas-ruby-colour_n enamel_n the_o same_o manganese_n must_v be_v have_v to_o make_v this_o fine_a colour_n put_v ten_o pound_n of_o crystal_n ground_n â—n_a chap._n 163._o in_o a_o glaze_v pot_n to_o melt_v and_o purge_v at_o the_o glass-house_n furnace_n throw_v the_o matter_n into_o water_n dry_a and_o melt_v over_o again_o do_v thus_o thrice_o and_o when_o the_o mass_n be_v afterward_o well_o melt_v thing_fw-mi it_o with_o the_o fusible_a manganese_n as_o before_o and_o it_o will_v become_v purple-coloured_a add_v to_o it_o at_o eight_o time_n impalpable_a powder_n of_o alom_n to_o bring_v it_o to_o a_o red._n be_v very_o careful_a that_o the_o alom_n do_v not_o blacken_v it_o but_o rather_o make_v it_o yellowish_a and_o the_o manganese_n dissipate_v it_o will_v become_v red_a and_o so_o make_v the_o colour_n most_o perfect_a and_o just_a of_o a_o fine_a ballas-ruby_n chap._n clxxii_o another_o enamel_n of_o a_o rose-colour_n for_o gold_n nothing_o be_v fair_a and_o of_o great_a gaiety_n than_o this_o for_o all_o work_n where_o it_o may_v be_v use_v and_o therefore_o we_o will_v give_v you_o several_a way_n for_o its_o preparation_n take_v ten_o pound_n of_o crystal_n ground_n in_o chap._n 163_o melt_v it_o at_o the_o glass-house_n furnace_n in_o a_o glaze_v pot_n add_v to_o it_o at_o four_o time_n five_o ounce_n of_o red_a calcine_v copper_n as_o in_o chap._n 33._o stir_v the_o metal_n every_o time_n then_o put_v into_o it_o crocus_n martis_n chap._n 26._o and_o manganese_n as_o before_o prepare_v then_o let_v it_o alone_o to_o cleanse_v for_o six_o hour_n and_o if_o the_o colour_n be_v not_o true_a put_v in_o by_o little_a and_o little_o more_o crocus_n martis_n until_o it_o come_v to_o your_o like_n and_o be_v of_o a_o fine_a rose-colour_n chap._n clxxiii_o another_o very_a fine_a rose-colour_n among_o our_o rose-colour_n enamel_n this_o seem_v the_o fine_a to_o make_v which_o take_v four_o pound_n of_o crystal_n ground_n of_o chap._n 163._o let_v it_o melt_v in_o a_o glaze_v pot_n at_o the_o glass-house_n furnace_n cast_v it_o afterward_o into_o water_n and_o melt_v it_o over_o again_o add_v by_o little_a and_o little_a a_o ounce_n and_o half_a of_o calx_fw-la prepare_v as_o in_o chap._n 148._o stir_v the_o metal_n every_o time_n to_o incorporate_v then_o let_v it_o alone_o for_o a_o little_a while_n until_o you_o perceive_v it_o of_o a_o ash-colour_n when_o it_o come_v to_o that_o forbear_v put_v in_o any_o more_o calx_fw-la lest_o you_o make_v it_o too_o white_a then_o refine_v the_o mass_n and_o after_o add_v to_o it_o minium_n two_o ounce_n purge_v refine_v and_o throw_v it_o out_o into_o water_n and_o put_v it_o into_o the_o pot_n let_v it_o stand_v to_o melt_v and_o purify_v over_o again_o about_o eight_o hour_n then_o put_v in_o a_o ounce_n and_o half_a of_o red_a thrice_o calcine_v copper_n and_o as_o much_o crude_a white_a tartar_n with_o a_o dram_n of_o bloodstone_n and_o the_o like_a quantity_n of_o fix_a sulphur_n in_o chap._n 165._o these_o pulverise_v very_o fine_a and_o mix_v together_o stir_v the_o metal_n and_o incorporate_v they_o very_o well_o together_o afterward_o see_v if_o the_o colour_n answer_v your_o expectation_n if_o it_o be_v too_o deep_a add_v a_o little_a more_o manganese_n to_o weaken_v it_o if_o it_o be_v too_o pale_a improve_v it_o with_o some_o more_o of_o the_o last_o composition_n of_o copper_n tartar_n bloodstone_n and_o sulphur_n until_o it_o be_v to_o purpose_n and_o thus_o you_o have_v a_o enamel_n of_o a_o exceed_a fair_a rose-colour_n chap._n clxxiv_o another_o rose-colour_n enamel_n practice_n have_v already_o experience_v so_o many_o way_n to_o bring_v this_o fine_a enamel_n to_o the_o most_o advance_a improvement_n that_o it_o be_v impossible_a to_o expect_v any_o great_a and_o for_o such_o as_o will_v make_v it_o they_o may_v proceed_v bold_o thus_o set_a six_o pound_n of_o crystal_n ground_n as_o in_o chap._n 163._o in_o a_o glaze_v pot_n at_o the_o glass-house_n furnace_n to_o melt_v and_o cleanse_v then_o cast_v into_o it_o at_o four_o several_a time_n intermit_a four_o ounce_n of_o calx_fw-la as_o prepare_v of_o lead_n and_o tin_n in_o chap._n 148._o stir_v the_o matter_n very_o well_o at_o each_o time_n until_o it_o incorporate_v then_o let_v it_o all_o purge_n for_o a_o while_n and_o cast_v it_o ladle-full_a by_o ladle-full_a into_o water_n and_o again_o put_v all_o into_o the_o pot_n to_o melt_v and_o refine_v anew_o after_o this_o add_v to_o it_o a_o ounce_n and_o half_a of_o red_a copper_n pulverise_v and_o calcine_v as_o in_o chap._n 33._o which_o will_n thing_fw-mi the_o whole_a of_o a_o deep_a colour_n but_o cast_v it_o in_o at_o three_o interval_n and_o stir_v it_o very_o well_o
fine_o and_o you_o will_v have_v a_o blackish_a powder_n reiterate_v this_o calcination_n thrice_o with_o the_o like_a proportion_n of_o sulphur_n as_o before_o and_o the_o three_o time_n let_v it_o remain_v until_o the_o copper_n become_v red_a and_o yellow_a then_o take_v it_o off_o and_o pound_n it_o in_o a_o brass-mortar_n and_o searce_v it_o fine_o pound_v what_o remain_v over_o again_o until_o all_o be_v sear_v and_o you_o will_v have_v a_o very_a well_o colour_v calx_fw-la of_o copper_n most_o effectual_a and_o proper_a for_o extract_v this_o fair_a vitriol_n of_o copper_n whereof_o we_o will_v give_v the_o preparation_n in_o the_o next_o chapter_n chap._n clxxvii_o to_o make_v vitriol_n of_o venus_n without_o corrosive_n those_o who_o make_v vitriol_n of_o venus_n have_v not_o all_o one_o and_o the_o same_o method_n most_o of_o they_o dissolve_v the_o copper_n in_o distil_a vinegar_n spirit_n of_o nitre_n or_o some_o other_o corrosive_n for_o our_o part_n water_n alone_o be_v the_o dissolvent_a or_o rather_o agent_n to_o extract_v the_o tincture_n as_o we_o shall_v show_v take_v glass_n cucurbit_n as_o many_o as_o will_v serve_v your_o turn_n to_o contain_v all_o your_o calx_fw-la of_o copper_n and_o put_v six_o pound_n of_o fair_a run_a water_n to_o a_o pound_n of_o calx_fw-la into_o each_o cucurbite_n place_v they_o on_o a_o moderate_a sand-furnace_n for_o four_o hour_n to_o evaporate_v until_o one_o three_o of_o the_o water_n go_v off_o let_v the_o furnace_n cool_v and_o afterward_o decant_v the_o remainder_n of_o the_o water_n into_o other_o glass_n vessel_n and_o dry_a the_o sediment_n in_o a_o crucible_n on_o the_o furnace_n let_v this_o water_n settle_v for_o two_o day_n and_o then_o you_o will_v find_v in_o the_o bottom_n of_o the_o vessel_n small_a grain_n of_o copper_n of_o a_o blackish_a colour_n you_o must_v filtrate_a or_o strain_v the_o water_n and_o preserve_v all_o the_o grain_n together_o to_o add_v to_o the_o former_a sediment_n have_v first_o well_n dry_v they_o and_o keep_v the_o water_n take_v all_o these_o sediment_n and_o to_o each_o pound_n add_v six_o ounce_n of_o powder_n of_o sulphur_n as_o before_o put_v it_o into_o your_o flat-bottomed_a earthen_a pot_n to_o calcine_v as_o in_o the_o former_a chapter_n take_v care_n to_o stir_v it_o well_o as_o long_o as_o the_o sulphur_n fume_n and_o it_o stand_v over_o the_o fire_n else_o it_o will_v stick_v to_o the_o pot_n and_o not_o calcine_v take_v it_o off_o and_o powder_v it_o immediate_o in_o a_o brass-mortar_n searce_v the_o powder_n and_o you_o will_v find_v it_o black_a mix_v this_o again_o with_o sulphur_n proportionable_o six_o ounce_n to_o a_o pound_n and_o put_v it_o to_o calcine_v anew_o stir_v it_o very_o well_o as_o before_o direct_v let_v it_o stand_v a_o while_n on_o the_o fire_n to_o alter_v the_o matter_n from_o a_o russet_a to_o a_o yellow_a then_o take_v it_o off_o and_o pound_v it_o instant_o in_o a_o brass-mortar_n before_o it_o cool_v and_o then_o searce_v it_o all_o fine_o over_o put_v a_o pound_n of_o this_o powder_n with_o six_o pound_n of_o water_n into_o each_o cucurbit_n and_o these_o cucurbit_n on_o a_o slow_a sand-furnace_n where_o let_v it_o stand_v four_o hour_n to_o the_o consumption_n of_o one_o three_o of_o your_o water_n which_o decant_v into_o other_o vessel_n let_v it_o settle_v two_o day_n then_o filtrate_a these_o water_n and_o pour_v they_o among_o the_o former_a gather_v the_o sediment_n that_o remain_v in_o the_o bottom_n and_o mix_v they_o with_o these_o in_o the_o cucurbit_n dry_v the_o remain_a sediment_n as_o before_o and_o repeat_v the_o calcination_n anew_o with_o the_o same_o proportionable_a quantity_n of_o sulphur_n then_o extract_v the_o tincture_n filtrate_a and_o mix_v the_o filtrate_v and_o tinged_a water_n with_o the_o former_a exact_o observe_v the_o order_n already_o teach_v and_o continue_v to_o do_v thus_o six_o time_n so_o will_v the_o copper_n remain_v in_o the_o bottom_n of_o your_o vessel_n become_v as_o it_o be_v a_o soft_a impure_a earth_n deprive_v of_o all_o its_o blueness_n which_o throw_v away_o as_o fit_v for_o nothing_o for_o all_o the_o virtue_n of_o the_o copper_n be_v contain_v in_o the_o water_n put_v these_o all_o careful_o together_o to_o extract_v from_o they_o this_o precious_a vitriol_n of_o venus_n as_o hereafter_o direct_v chap._n clxxviii_o the_o way_n to_o extract_v a_o fair_a vitriol_n of_o venus_n from_o our_o our_o colour_a water_n of_o all_o the_o preparation_n to_o be_v teach_v for_o this_o rare_a work_n this_o be_v the_o most_o easy_a and_o vulgar_a there_o be_v no_o more_o require_v than_o to_o evaporate_v and_o crystalize_v the_o matter_n but_o as_o we_o be_v to_o leave_v nothing_o in_o the_o dark_a we_o resolve_v to_o explain_v every_o circumstance_n thereof_o for_o the_o benefit_n of_o our_o reader_n and_o such_o as_o will_v know_v it_o we_o have_v say_v you_o must_v mix_v together_o all_o your_o colour_a water_n now_o we_o will_v tell_v you_o what_o must_v be_v do_v with_o they_o you_o must_v have_v a_o low_a glasscucurbit_a that_o will_v hold_v two_o quart_n paris_n pint_n or_o more_o which_o put_v into_o a_o moderate_a ash_n or_o sand-furnace_n put_v therein_o three_o pound_n of_o the_o tincture_n to_o evaporate_v gentle_o and_o put_v the_o rest_n into_o glass-bottle_n set_v round_o your_o furnace_n so_o that_o they_o may_v be_v heat_v and_o ready_a to_o fill_v the_o cucurbit_n as_o fast_o as_o the_o exhalation_n consume_v its_o tincture_n which_o may_v be_v do_v with_o a_o glass_n ladle_n or_o the_o bottle_n themselves_o lest_o the_o water_n be_v cold_a may_v cause_v the_o cucurbit_n to_o burst_v and_o so_o all_o will_v be_v lose_v reduce_v ten_o pound_n of_o this_o by_o evaporation_n to_o two_o and_o half_a or_o three_o at_o most_o which_o will_v be_v a_o very_a high_a tincture_n pour_v it_o into_o two_o or_o three_o glaze_v earthen_a vessel_n and_o place_v they_o all_o night_n in_o a_o moist_a cold_a place_n and_o you_o will_v find_v the_o vitriol_n at_o bottom_n and_o stick_v to_o the_o side_n of_o the_o vessel_n like_o little_a long_a icicle_n which_o will_v have_v the_o true_a colour_n of_o oriental_a emerald_n pour_v all_o the_o remain_a water_n into_o the_o cucurbit_n and_o dry_a the_o vitriol_n that_o it_o may_v not_o stick_v preserve_v it_o in_o a_o close_a vessel_n place_v your_o cucurbit_n again_o on_o the_o furnace_n to_o evaporate_v anew_o at_o the_o consumption_n of_o half_a the_o water_n and_o crystalize_v the_o strong_a tincture_n as_o before_o thus_o whilst_o any_o water_n remain_v evaporate_v and_o crystalize_v until_o all_o be_v consume_v to_o the_o end_n that_o none_o of_o this_o may_v be_v lose_v who_o virtue_n be_v infinite_o useful_a not_o only_o in_o the_o art_n of_o glass_n and_o the_o metallick_n but_o in_o physic_n too_o for_o the_o cure_n of_o many_o chronic_a distemper_n which_o we_o pass_v over_o in_o silence_n as_o foreign_a to_o our_o subject_n and_o continue_v to_o prescribe_v the_o rest_n of_o this_o rare_a work_n to_o conceal_v nothing_o from_o the_o curious_a but_o give_v they_o entire_a satisfaction_n chap._n clxxix_o the_o method_n of_o draw_v the_o spirit_n of_o the_o vitriol_n of_o venus_n which_o have_v a_o wonderful_a blue_n and_o how_o to_o separate_v the_o caput_fw-la mortuum_n for_o ting_v of_o glass_n the_o caput_fw-la mortuum_n of_o vitriol_n of_o venus_n which_o we_o prescribe_v to_o thing_fw-mi glass_n of_o a_o sea-green_a and_o whereof_o we_o discourse_v in_o chap._n 45._o have_v engage_v we_o to_o give_v this_o most_o excellent_a and_o hide_a secret_n of_o nature_n which_o the_o philosopher_n have_v never_o explain_v but_o by_o ambiguous_a riddle_n and_o veil_v parable_n to_o conceal_v the_o knowledge_n thereof_o from_o the_o vulgar_a we_o confess_v it_o be_v not_o without_o some_o regret_n we_o condescend_v to_o it_o in_o this_o ungrateful_a age_n wherein_o very_a few_o deserve_v to_o be_v instruct_v or_o true_o admire_v and_o so_o perfect_o love_v the_o mystery_n of_o sage_a philosophy_n as_o to_o imitate_v the_o virtue_n and_o charity_n of_o its_o devote_a professor_n it_o be_v however_o in_o consideration_n and_o for_o the_o sake_n of_o this_o small_a number_n of_o votary_n that_o we_o have_v explain_v and_o deliver_v many_o excellent_a thing_n in_o this_o book_n which_o we_o may_v but_o out_o of_o regard_n to_o such_o have_v lay_v aside_o as_o foreign_a to_o the_o art_n of_o glass_n but_o our_o desire_n to_o please_v they_o have_v promote_v the_o open_v these_o intricate_a path_n and_o leave_v they_o in_o a_o condition_n to_o be_v enlarge_v by_o our_o small_a discovery_n under_o the_o serious_a speculation_n and_o smart_a issue_n of_o their_o own_o wit._n now_o to_o finish_v our_o precious_a essay_n you_o must_v take_v a_o pound_n of_o this_o vitriol_n into_o a_o glass_n retort_n strong_o
necessary_a property_n and_o those_o which_o seem_v the_o most_o abject_a and_o venomous_a even_o the_o great_a poison_n have_v admirable_a effect_n in_o medicine_n when_o due_o prepare_v and_o this_o the_o professor_n of_o physic_n be_v not_o unacquainted_a withal_o though_o very_o many_o pretend_v to_o those_o study_n who_o endeavour_n be_v far_o short_a of_o hand_v they_o through_o the_o secret_a excellency_n thereof_o chap._n ccxix_o how_o to_o extract_n lake_n from_o broom-flower_n we_o will_v give_v several_a way_n of_o make_v lake_n of_o several_a colour_n the_o first_o with_o a_o lixivium_n or_o lee_n make_v of_o soda_fw-it of_o the_o glass-house_n and_o fresh_a quicklime_n which_o must_v be_v pretty_a strong_a in_o which_o put_v your_o broom-flower_n over_o a_o small_a fire_n until_o all_o the_o tincture_n be_v draw_v from_o they_o the_o flower_n become_v white_a and_o the_o lee_n receive_v the_o yellow_a colour_n then_o take_v out_o the_o flower_n and_o put_v the_o lixivium_n into_o a_o glaze_v earthen_a vessel_n to_o boil_v add_v thereto_o as_o much_o roch-allom_n as_o it_o can_v well_o dissolve_v then_o take_v it_o off_o and_o put_v it_o into_o a_o large_a vessel_n mix_v it_o with_o fair_a water_n so_o the_o yellow_a will_v separate_v and_o descend_v to_o the_o bottom_n let_v it_o rest_v there_o a_o little_a and_o afterward_o decant_v the_o water_n off_o gentle_o and_o so_o put_v in_o more_o fresh_a to_o it_o again_o and_o again_o until_o the_o water_n have_v draw_v off_o all_o the_o salt_n and_o allom_n from_o the_o lixivium_n and_o it_o become_v clear_a thus_o the_o colour_n will_v be_v very_o well_o cleanse_v of_o the_o salt_n and_o allom_n and_o remain_v exceed_o fine_a and_o bright_a spread_v it_o on_o piece_n of_o white_a linen_n and_o let_v it_o dry_v in_o the_o shade_n on_o new-baked_n tile_n and_o you_o will_v have_v a_o most_o admirable_a yellow-lake_n for_o paint_v chap._n ccxx_o to_o extract_v the_o tincture_n of_o poppy_n iris_n or_o flower-de-luce_n red-rose_n violet_n and_o all_o sort_n of_o greenherb_n for_o make_v lake_n of_o their_o colour_n to_o avoid_v unnecessary_a repetition_n we_o have_v think_v fit_a to_o bring_v all_o these_o under_o one_o chapter_n because_o the_o method_n for_o extract_v their_o colour_n be_v the_o same_o in_o one_o as_o in_o other_o and_o do_v with_o the_o former_a lixivium_n of_o soda_fw-it and_o quicklime_n you_o must_v steep_v and_o boil_v each_o sort_n of_o flower_n or_o herb_n by_o themselves_o in_o the_o lixivium_n give_v it_o time_n to_o draw_v off_o the_o colour_n entire_o which_o you_o will_v soon_o perceive_v when_o the_o faeces_fw-la or_o flower_n grow_v white_a and_o the_o lixivium_n deepen_v with_o the_o tincture_n then_o pour_v off_o the_o lixivium_n gentle_o into_o your_o earthen_a glaze_v vessel_n and_o set_v they_o over_o a_o fire_n put_v in_o as_o soon_o as_o they_o begin_v to_o boil_v as_o much_o roch-allom_n as_o they_o can_v well_o dissolve_v and_o so_o take_v they_o off_o after_o this_o pour_v all_o together_o into_o a_o large_a earthen_a vessel_n glaze_v and_o pour_v into_o it_o fair_a water_n to_o make_v the_o colour_n precipitate_v let_v it_o stand_v and_o settle_v then_o pour_v off_o the_o water_n and_o put_v in_o fresh_a and_o thus_o continue_v to_o change_v the_o water_n until_o it_o pour_v off_o as_o clear_a as_o you_o put_v it_o in_o and_o taste_v flat_a or_o insipid_a so_o as_o you_o may_v conclude_v all_o the_o soda_fw-it salt_n of_o alom_n and_o lime_n be_v draw_v off_o thus_o you_o will_v have_v at_o the_o bottom_n a_o very_a fine_a tincture_n to_o make_v a_o pure_a and_o delicate_a lake_n withal_o of_o the_o same_o colour_n as_o your_o flower_n or_o herb_n that_o be_v use_v spread_v it_o on_o piece_n of_o linen_n dry_v they_o in_o the_o shade_n on_o new-baked_n tile_n as_o before_o after_o the_o same_o manner_n you_o may_v draw_v any_o other_o lake_n from_o whatsoever_o colour_a herb_n or_o flower_n you_o please_v chap._n ccxxi_o another_o way_n to_o extract_n the_o tincture_n of_o yellow_a flower_n of_o field-poppy_n iris_n ordinary_a and_o deep_a colour_a violet_n carnation_n and_o red-rose_n borrageflower_v red-colewort_n flag_n etc._n etc._n together_o with_o the_o verditer_n of_o mallow_n burnet_n and_o other_o herb_n we_o shall_v not_o give_v the_o same_o in_o this_o as_o in_o the_o forego_n chapter_n that_o preparation_n be_v common_a to_o all_o those_o in_o the_o title_n thereof_o and_o so_o be_v this_o to_o these_o to_o avoid_v prolixity_n and_o repetition_n you_o must_v have_v the_o flower_n or_o herb_n new_o gather_v fresh_a enough_o to_o stain_v a_o card_n with_o their_o juice_n press_v thereon_o else_o they_o will_v not_o serve_v your_o turn_n put_v these_o into_o a_o glass_n cucurbit_n with_o a_o pretty_a large_a mouth_n pour_v in_o among_o they_o good_a strong-water_n to_o drown_v they_o by_o four_o inch_n join_v a_o recipient_a to_o it_o and_o lute_z the_o joint_n very_o well_o let_v they_o dry_a this_o do_v place_v the_o alembick_a on_o a_o sand_n furnace_n keep_v a_o very_a gentle_a fire_n under_o it_o give_v the_o matter_n time_n to_o digest_v increase_v it_o by_o very_o little_a and_o little_a and_o so_o the_o strong-water_n will_v rise_v on_o the_o leave_n and_o draw_v off_o the_o colour_n then_o improve_v your_o fire_n to_o distil_v your_o tinged_a strong-water_n into_o the_o recipient_a out_o of_o which_o you_o must_v take_v and_o put_v they_o into_o another_o alembick_a lute_v well_o the_o jointure_n and_o let_v it_o distil_v in_o balneo_fw-la or_o over_o a_o very_a slow_a ash-fire_n and_o the_o strong-water_n will_v distil_v off_o in_o their_o own_o colour_n without_o any_o tincture_n and_o may_v be_v keep_v for_o the_o like_a occasion_n again_o the_o essence_n you_o will_v have_v at_o the_o bottom_n of_o the_o cucurbit_n let_v it_o dry_v gentle_o thus_o you_o may_v have_v lake_n from_o all_o manner_n of_o herb_n and_o flower_n whatsoever_o chap._n ccxxii_o to_o make_v a_o scarlet-coloured_a lake_n the_o design_n of_o this_o chapter_n be_v only_o to_o order_v the_o first_o preparation_n for_o obtain_v our_o scarlet-colour_n whereof_o we_o will_v make_v a_o very_a delicate_a lake_n take_v shearing_n of_o white_a woollen-drapery_n let_v they_o be_v fine_a as_o possible_a steep_v they_o a_o whole_a day_n in_o cold_a water_n press_v they_o afterward_o very_o well_o to_o take_v off_o all_o the_o greasiness_n and_o allume_v it_o thus_o put_v four_o ounce_n of_o roch-allom_n and_o two_o ounce_n of_o crude_a tartar_n in_o powder_n into_o a_o small_a kettle_n pour_v thereon_o two_o quart_n of_o water_n when_o this_o begin_v to_o boil_v put_v to_o they_o one_o pound_n of_o the_o shearing_n and_o so_o let_v it_o boil_v a_o full_a half-hour_n afterward_o take_v it_o off_o and_o cool_v it_o for_o six_o hour_n take_v out_o the_o shearing_n and_o wash_v they_o in_o clean_a water_n leave_v they_o to_o steep_v about_o two_o hour_n press_v they_o after_o this_o and_o dry_v they_o keep_v they_o for_o the_o use_n we_o shall_v prescribe_v in_o the_o next_o chapter_n chap._n ccxxiii_o to_o extract_n scarlet-colour_n from_o kerm-berry_n for_o make_v a_o fine_a lake_n the_o name_n of_o kermes_n be_v pure_o arabic_a for_o in_o that_o country_n these_o berry_n grow_v on_o a_o small_a tree_n or_o shrub_n and_o from_o that_o their_o native_a soil_n be_v transplant_v into_o spain_n portugal_n provence_n and_o languedoc_n where_o they_o now_o be_v plentiful_a several_a will_v persuade_v we_o that_o it_o be_v a_o sort_n of_o oak_n call_v in_o latin_a coccigera_n but_o the_o leave_n which_o be_v prickle_a like_o those_o on_o holly_n only_o small_a show_v we_o the_o contrary_a these_o grain_n or_o berry_n have_v several_a other_o use_n than_o in_o paint_v be_v of_o excellent_a virtue_n in_o physic_n of_o they_o the_o apothecary_n make_v their_o syrup_n call_v alkerme_n and_o from_o the_o remainder_n of_o they_o which_o be_v leave_v behind_o in_o the_o strainer_n they_o draw_v a_o substance_n for_o the_o dyer_n which_o be_v use_v in_o colour_v of_o stuff_n several_a way_n may_v be_v give_v to_o extract_v the_o tincture_n of_o these_o grain_n for_o make_v lake_n we_o will_v only_o insist_v on_o two_o the_o first_o be_v indifferent_a long_a but_o very_o excellent_a and_o produce_v a_o tincture_n whereby_o iâ—_n make_v a_o most_o admirable_a fine_a lake_n the_o way_n of_o make_v the_o lake_n in_o france_n be_v very_o modern_a and_o it_o be_v but_o of_o late_o they_o have_v have_v this_o secret_a in_o paris_n which_o be_v bring_v from_o venice_n now_o since_o few_o be_v familiar_a with_o it_o we_o be_v willing_a to_o publish_v this_o that_o many_o may_v know_v how_o to_o worâ—_n therein_o take_v four_o quart_n of_o clear_a water_n and_o four_o pound_n of_o wheaten-bran_n two_o dram_fw-la of_o oriental_n piraster_n and_o as_o much_o foenugrec_n
set_v all_o in_o a_o kettle_n over_o a_o fire_n till_o the_o water_n be_v milk-warm_a keep_v your_o hand_n in_o it_o until_o you_o can_v bear_v the_o heat_n no_o long_o then_o take_v it_o off_o cover_v it_o with_o a_o cloth_n that_o the_o heat_n may_v continue_v the_o long_o let_v it_o repose_v for_o twenty_o four_o hour_n then_o run_v off_o the_o lixivium_n and_o keep_v it_o for_o the_o follow_a purpose_n get_v a_o clean_a earthen-pot_n and_o put_v therein_o three_o quart_n of_o fair_a water_n to_o half_a the_o lixivium_n order_n a_o fire_n and_o let_v this_o boil_v thereon_o which_o when_o it_o begin_v to_o do_v put_v in_o a_o ounce_n of_o the_o grain_n pound_v impalpable_o in_o a_o brass-mortar_n and_o sear_v then_o pound_n a_o little_a crude_a tartar_n to_o take_v off_o the_o remain_a part_n of_o the_o grain_n on_o the_o bottom_n and_o side_n of_o your_o mortar_n and_o so_o put_v it_o in_o with_o the_o grain_n when_o the_o water_n begin_v to_o boil_v again_o take_v it_o off_o in_o a_o instant_n and_o set_v it_o to_o cool_v this_o do_v and_o the_o water_n cold_a take_v the_o shearing_n prepare_v in_o the_o former_a chapter_n and_o let_v they_o stain_v therein_o about_o half_a a_o hour_n afterward_o squeeze_v it_o into_o another_o pot_n by_o expression_n and_o after_o you_o have_v thus_o draw_v off_o all_o the_o tincture_n put_v the_o shearing_n into_o the_o last_o pot_n stir_v they_o about_o very_o well_o with_o a_o small_a stick_n that_o they_o may_v stain_v the_o soon_o boil_v all_o for_o about_o half_a a_o hour_n over_o a_o small_a fire_n else_o the_o tincture_n will_v become_v black_a then_o take_v the_o shearing_n out_o and_o put_v they_o well_o tinge_v into_o a_o vessel_n of_o cold_a water_n about_o half_a a_o hour_n after_o pour_v off_o the_o water_n gentle_o and_o so_o put_v fresh_a on_o again_o then_o press_v and_o spread_v they_o to_o dry_v in_o a_o clean_a place_n where_o no_o dust_n can_v come_v at_o they_o this_o do_v make_v the_o follow_a lixivium_n put_v on_o a_o hempen-cloth_n double_v vine-stalk-ash_n or_o ash_n of_o willow_n or_o some_o other_o light_a wood_n pour_v thereon_o by_o degree_n cold_a water_n let_v it_o strain_v through_o into_o a_o vessel_n set_v underneath_o pour_v it_o again_o on_o the_o ash_n and_o when_o it_o be_v all_o run_v through_o set_v it_o to_o settle_v for_o twenty_o four_o hour_n that_o the_o ash_n which_o it_o carry_v off_o may_v fall_v to_o the_o bottom_n this_o do_v pour_v the_o lixivium_n by_o degree_n into_o another_o vessel_n reject_v the_o sediment_n put_v your_o shearing_n into_o this_o have_v warm_v it_o when_o it_o begin_v to_o be_v cold_a let_v it_o boil_v over_o a_o gentle_a fire_n and_o it_o will_v become_v red_a take_v a_o little_a of_o the_o shearing_n press_v they_o well_o and_o if_o it_o remain_v without_o colour_n take_v off_o the_o kettle_n immediate_o for_o the_o lixivium_n have_v extract_v it_o entire_o spread_v a_o linen-cloth_n over_o a_o freestone_n bowl_n set_v the_o shearing_n therein_o and_o pour_v on_o the_o lixivium_n by_o little_a and_o little_a to_o strain_v and_o yield_v the_o tincture_n then_o squeeze_v the_o cloth_n and_o the_o shearing_n therein_o to_o press_v out_o all_o the_o colour_n that_o remain_v in_o they_o throw_v away_o the_o cloth_n wash_v the_o shearing_n clean_a and_o keep_v they_o for_o the_o like_a use_n another_o time_n then_o put_v twelve_o ounce_n of_o roch-allom_n well_o powder_v into_o a_o glass_n body_n full_a of_o cold_a water_n let_v it_o dissolve_v quite_o when_o this_o be_v perfect_o do_v spread_v a_o linen-cloth_n over_o two_o staff_n and_o set_v underneath_o a_o large_a freestone_n vessel_n put_v all_o the_o allom-water_n into_o the_o bottle_n of_o tincture_n and_o strain_v it_o afterward_o through_o this_o cloth_n the_o lixivium_n will_v go_v through_o it_o clear_v and_o leave_v the_o colour_n behind_o but_o if_o it_o shall_v not_o be_v colour_v it_o be_v only_o strain_v it_o through_o again_o and_o you_o will_v have_v do_v now_o to_o get_v the_o tincture_n you_o must_v mix_v all_o that_o remain_v on_o the_o cloth_n and_o gather_v it_o together_o spread_v it_o afterward_o over_o new-made_a tile_n which_o have_v not_o yet_o be_v allow_v time_n to_o moisten_v on_o the_o piece_n of_o linen_n then_o mould_v they_o into_o troche_n to_o dry_v sudden_o without_o mould_v which_o will_v spoil_v they_o therefore_o you_o must_v take_v great_a care_n that_o the_o tile_n be_v not_o at_o all_o moist_a and_o if_o so_o to_o change_v they_o that_o it_o may_v dry_v the_o soon_o and_o thus_o you_o will_v have_v a_o lake_n of_o admirable_a colour_n for_o paint_v you_o must_v lessen_v or_o improve_v the_o colour_n as_o you_o find_v by_o a_o great_a or_o lesser_a quantity_n of_o roch-allom_n chap._n ccxxiu_o a_o ready_a way_n to_o extract_n the_o tincture_n of_o kerm-berry_n though_o the_o menstruum_fw-la give_v in_o the_o last_o chapter_n make_v with_o shearing_n of_o cloth_n be_v a_o very_a good_a one_o for_o this_o purpose_n yet_o the_o follow_a be_v a_o more_o easy_a and_o as_o effectual_a take_v strong-water_n of_o the_o first_o run_v or_o distil_v and_o put_v it_o into_o a_o long-neckt_a glass_n body_n dissolve_v therein_o a_o pound_n of_o roch-allom_n add_v a_o ounce_n of_o kerm-berry_n fine_o powder_v and_o sear_v let_v it_o digest_v well_o shake_v the_o matrass_n from_o time_n to_o time_n and_o the_o strong-water_n will_v draw_v to_o they_o all_o the_o tincture_n of_o the_o kermes_n and_o be_v very_o sine_o colour_v then_o let_v all_o settle_v four_o day_n and_o afterward_o pour_v it_o gentle_o into_o a_o glaze_v earthen-vessel_n dissolve_v four_o ounce_n of_o roch-allom_n in_o run_v water_n and_o pour_v this_o into_o the_o strong-water_n or_o tincture_n of_o kermes_n to_o cause_v a_o separation_n filter_n it_o through_o a_o linen-cloth_n and_o the_o strong-water_n will_v fall_v through_o white_a leave_v the_o tincture_n behind_o if_o they_o be_v any_o thing_n colour_v strain_v they_o again_o and_o again_o until_o they_o be_v clear_a take_v up_o the_o lake_n or_o colour_n with_o a_o clean_a wooden-spoon_n and_o make_v it_o into_o troche_n dry_v they_o as_o direct_v in_o the_o former_a chapter_n thus_o you_o may_v have_v a_o quantity_n of_o this_o colour_n or_o lake_n as_o fine_a and_o good_a as_o the_o former_a chap._n ccxxu._n to_o make_v lake_n or_o tincture_n of_o brazile_n the_o brazile_n which_o dyer_n make_v use_v of_o be_v mean_v here_o take_v of_o the_o fine_a which_o come_v from_o fernambouck_n that_o be_v the_o best_a the_o way_n of_o extract_v this_o tincture_n be_v the_o same_o as_o the_o former_a from_o kermes_n and_o may_v be_v effect_v two_o way_n either_o with_o the_o first_o prescribe_v menstruum_fw-la or_o the_o strong-water_n observe_v only_a not_o to_o put_v as_o much_o allom_n to_o each_o ounce_n of_o brazile_n as_o to_o the_o berry_n for_o that_o tincture_n be_v deep_a than_o this_o from_o brazile_n and_o consequent_o require_v more_o stuff_n use_v therefore_o as_o much_o here_o as_o you_o find_v reasonable_a for_o experience_n will_v give_v you_o the_o best_a instruction_n take_v notice_n too_o that_o when_o you_o do_v it_o by_o the_o first_o menstruum_fw-la there_o be_v a_o great_a quantity_n require_v of_o brazile_n than_o be_v prescribe_v of_o kermes-berry_n to_o each_o pound_n of_o shearing_n in_o every_o thing_n else_o follow_v the_o former_a direction_n and_o you_o will_v have_v a_o fine_a colour_n or_o lake_n less_o chargeable_a and_o altogether_o as_o good_a as_o the_o tincture_n of_o kermes_n for_o paint_v chap._n ccxxvi_o to_o extract_n tincture_n of_o mad_a for_o lake_n mad_a be_v the_o root_n of_o a_o plant_n common_a enough_o but_o general_o come_v from_o holland_n and_o zealand_n and_o use_v by_o dyer_n if_o good_a it_o be_v red_a it_o be_v fine_a than_o brazile_n and_o before_o you_o use_v it_o must_v be_v fine_o powder_v to_o give_v the_o better_a colour_n you_o may_v use_v either_o of_o the_o former_a menstruum_n of_o shearing_n or_o strong-water_n order_v your_o quantity_n as_o direct_v for_o the_o brazile_n if_o you_o follow_v the_o preparation_n give_v in_o chap._n 223._o you_o will_v have_v a_o fine_a colour_n from_o this_o root_n which_o make_v into_o troche_n dry_v they_o as_o before_o this_o will_v be_v a_o perfect_a lake_n and_o very_o fine_a for_o use_v chap._n ccxxvii_o how_o to_o make_v ultra-marine_a of_o lapis-lazuli_a this_o rich_a and_o noble_a blue_n draw_v from_o a_o azure-stone_n common_o call_v lapis-lazuli_a it_o be_v 〈◊〉_d opaque-stone_n of_o a_o fine_a sky-colour_n or_o turkish-â—lue_a or_o like_o the_o blue-flower_n which_o grow_v in_o cornâ—â—lds_n it_o be_v embellish_v with_o small_a streak_n and_o spark_n of_o gold-colour_n the_o best_a be_v that_o which_o be_v fix_v â—â—at_o be_v can_v endure_v fire_n without_o
leather-bag_n tie_v these_o close_a rub_v and_o press_v they_o with_o your_o hand_n this_o will_v make_v they_o very_o subtle_a and_o when_o the_o bag_n be_v open_v they_o will_v show_v much_o fair_a than_o before_o chap._n ccxxxviii_o to_o correct_v the_o colour_n just_a before_o prepare_v few_o person_n unless_o such_o as_o be_v very_o curious_a of_o their_o work_n make_v any_o use_n hereof_o because_o of_o the_o time_n it_o take_v up_o though_o it_o will_v turn_v very_o much_o to_o their_o account_n for_o one_o ounce_n of_o this_o colour_n correct_v will_v go_v far_o than_o three_o that_o be_v not_o if_o you_o will_v make_v your_o colour_n just_a before_o prepare_v much_o fine_a and_o effectual_a than_o they_o be_v mix_v they_o again_o with_o a_o strong_a cement_n and_o let_v they_o remain_v therein_o for_o three_o day_n afterward_o proceed_v according_a to_o the_o last_o direction_n to_o separate_v they_o again_o reiterate_v this_o over_o again_o and_o you_o will_v have_v they_o exceed_v good_a and_o though_o they_o diminish_v somewhat_o in_o weight_n yet_o that_o loss_n will_v be_v repay_v considerable_o in_o the_o beauty_n and_o value_n chap._n ccxxxix_o another_o way_n to_o make_v ultra-marine_a and_o draw_v off_o the_o colour_n with_o more_o expedition_n this_o method_n of_o make_v vltra-marine_a be_v much_o more_o ready_a than_o the_o former_a and_o experience_n will_v show_v whether_o the_o colour_n be_v a_o gainer_n or_o loser_n thereby_o take_v a_o pound_n of_o lapis_fw-la lazuli_fw-la calcine_v it_o in_o a_o crucible_n and_o quench_v it_o afterward_o in_o vinegar_n so_o let_v it_o dry_v and_o then_o reduce_v it_o to_o a_o very_a fine_a powder_n grind_v it_o on_o a_o porphyry_n with_o fair_a water_n and_o so_o set_v it_o in_o a_o glaze_v earthen_a vessel_n in_o the_o shade_n until_o it_o be_v dry_a if_o you_o find_v it_o coagulate_v all_o in_o a_o mass_n you_o must_v powder_v it_o again_o this_o do_v make_v a_o cement_n of_o three_o ounce_n of_o grecian-pitch_n four_o ounce_n of_o rosin_n of_o the_o pine_n three_o ounce_n of_o mastic_n three_o ounce_n of_o frankincense_n two_o ounce_n of_o oyl-olive_n set_v these_o over_o a_o slow_a fire_n in_o a_o small_a earthen_a pot_n into_o which_o pour_v first_o the_o oil_n and_o when_o that_o be_v hot_a put_v in_o the_o rosin_n than_o the_o pitch_n than_o the_o incense_n and_o last_o of_o all_o the_o mastic_n stir_v they_o continual_o with_o the_o wooden_a spatula_fw-la and_o let_v they_o boil_v a_o little_a have_v make_v the_o cement_n get_v another_o earthen_a vessel_n and_o put_v thereinto_o the_o lapis_fw-la lazuli_fw-la and_o pour_v on_o it_o the_o cement_n hot_a stir_v the_o whole_a together_o with_o the_o spatula_fw-la very_o leisurely_o until_o they_o perfect_o incorporate_v let_v this_o stand_v a_o whole_a day_n and_o when_o you_o will_v draw_v off_o the_o colour_n pour_v thereon_o boil_a water_n stir_v it_o very_o smart_o when_o it_o begin_v to_o cool_v pour_v it_o out_o and_o so_o put_v in_o more_o hot_a water_n do_v thus_o till_o the_o water_n begin_v to_o draw_v off_o the_o colour_n and_o so_o continue_v until_o it_o be_v quite_o extract_v you_o may_v distinguish_v the_o water_n and_o so_o set_v they_o apart_o and_o obtain_v the_o variety_n of_o colour_n as_o in_o the_o former_a way_n if_o your_o colour_n seem_v to_o be_v clammy_a or_o nasty_a you_o may_v correct_v it_o thus_o add_v thereto_o tartar_n dissolve_v in_o water_n as_o much_o as_o will_v drown_v it_o and_o let_v it_o repose_v for_o one_o day_n at_o least_o so_o wash_v it_o in_o warm_a water_n and_o you_o will_v by_o that_o mean_n have_v it_o very_o correct_v and_o well_o purify_v chap._n ccxl_o another_o way_n to_o make_v ultra-marine_a grant_v the_o two_o former_a way_n to_o be_v sufficient_a we_o will_v however_o here_o give_v a_o three_o which_o we_o believe_v may_v as_o well_o be_v please_v to_o those_o who_o be_v not_o satisfy_v with_o the_o other_o as_o to_o such_o person_n as_o have_v a_o curiosity_n for_o these_o sort_n of_o work_n and_o thus_o we_o propose_v to_o proceed_v not_o to_o discourse_v of_o the_o way_n to_o try_v the_o goodness_n of_o the_o lapis_fw-la lazuli_fw-la which_o we_o have_v mention_v sufficient_o already_o you_o must_v break_v it_o into_o gross_a piece_n as_o small_a as_o nut_n than_o set_v these_o in_o a_o crucible_n into_o the_o furnace_n till_o they_o redden_a with_o heat_n and_o so_o cast_v they_o into_o cold_a water_n do_v thus_o six_o or_o seven_o time_n and_o so_o reduce_v they_o to_o impalpable_a powder_n in_o a_o porphyry-mortar_n well_o cover_v over_o lest_o the_o powder_n which_o be_v very_o subtle_a shall_v disperse_v away_o into_o the_o air_n and_o then_o searce_v it_o with_o a_o fine_a searce_n also_o cover_v after_o this_o take_v of_o rosin_n of_o pine_n ordinary_a black_a pitch_n mastic_n fresh_a wax_n and_o turpentine_n of_o each_o three_o ounce_n of_o incense_n and_o linseed-oyl_n each_o one_o ounce_n melt_v all_o together_o in_o a_o earthen_a vessel_n stir_v they_o very_o well_o that_o they_o may_v mix_v this_o stuff_n be_v well_o incorporate_v cast_v it_o into_o water_n and_o keep_v it_o for_o use_n to_o each_o pound_n of_o lapis_fw-la lazuli_fw-la add_v ten_o ounce_n thereof_o and_o set_v they_o to_o dissolve_v in_o a_o pot_n over_o a_o small_a fire_n first_o melt_v the_o cement_n and_o then_o cast_v on_o the_o lapis_fw-la lazuli_fw-la by_o little_a and_o little_a observe_v such_o a_o order_n in_o this_o and_o continual_o stir_v the_o mass_n with_o a_o stick_n that_o they_o may_v mix_v insensible_o together_o afterward_o cast_v the_o mass_n into_o a_o earthen_a vessel_n of_o cold_a water_n and_o anoint_v your_o hand_n with_o linseed-oyl_n mould_v it_o up_o into_o a_o number_n of_o cake_n or_o roll_n which_o leave_v in_o cold_a water_n for_o five_o day_n shift_v the_o water_n every_o other_o day_n this_o do_v put_v they_o into_o a_o large_a and_o very_o clean_o glaze_v earthen_a vessel_n pour_v on_o they_o some_o clean_a hot_a water_n when_o that_o cool_v pour_v in_o more_o hot_a and_o do_v thus_o till_o the_o pastil_v soften_v with_o the_o heat_n of_o the_o water_n this_o do_v put_v they_o into_o hot_a water_n and_o let_v they_o be_v until_o it_o receive_v a_o bluish_a colour_n strain_v this_o water_n to_o reserve_v the_o grosser_n piece_n and_o so_o put_v it_o into_o another_o glaze_v earthen_a vessel_n very_o clean_o add_v more_o to_o the_o pastil_v which_o strain_n through_o a_o fine_a searce_n afterward_o among_o the_o former_a continue_v this_o until_o all_o the_o colour_n be_v extract_v and_o no_o more_o remain_v behind_o your_o water_n must_v be_v only_o warm_a otherwise_o it_o will_v occasion_v a_o blackness_n in_o the_o colour_n which_o be_v to_o be_v take_v care_n of_o and_o import_v very_o much_o all_o your_o colour_a water_n be_v in_o the_o vessel_n you_o may_v cleanse_v they_o of_o any_o unctuosity_n by_o repose_v they_o for_o twenty_o four_o hour_n in_o which_o time_n the_o coâ—our_n will_v stick_v to_o the_o bottom_n than_o you_o may_v pour_v off_o â—he_v water_n gentle_o into_o another_o vessel_n and_o it_o will_v carry_v off_o the_o grease_n along_o with_o it_o strain_v it_o afterward_o into_o the_o vessel_n where_o the_o colour_n be_v again_o through_o a_o fine_a searce_n and_o all_o the_o grease_n and_o nastiness_n will_v be_v leave_v behind_o do_v thus_o thrice_o stir_v the_o colour_n very_o well_o every_o time_n you_o return_v the_o water_n â—o_o it_o that_o the_o filth_n and_o grease_n may_v ascend_v from_o it_o â—nd_v it_o will_v always_o stay_v in_o strain_v on_o the_o searce_a beâ—ind_n the_o water_n this_o do_v let_v the_o colour_n precipitate_v entire_o â—nd_v so_o pour_v off_o all_o the_o water_n very_o leisurely_o for_o fear_v â—f_a disturb_v it_o dry_v this_o colour_n and_o you_o will_v have_v delicate_a vltra-marine_a if_o you_o will_v imitate_v this_o colour_n at_o little_a charge_n make_v use_n of_o our_o blue-enamel_n after_o the_o same_o manner_n and_o instead_o of_o the_o lapis_fw-la lazuli_fw-la observe_v without_o exception_n the_o like_a regimen_n and_o prescription_n just_a now_o deliver_v in_o every_o respect_n and_o by_o this_o mean_n you_o will_v have_v a_o very_a pretty_a agreeable_a colour_n to_o paint_n with_o and_o for_o ting_v of_o glass_n many_o other_o way_n may_v be_v give_v here_o for_o make_v vltra-marine_a beside_o these_o we_o have_v already_o lay_v down_o but_o because_o the_o principal_a part_n of_o the_o preparation_n be_v in_o every_o one_o the_o same_o we_o look_v upon_o these_o as_o sufficient_a and_o that_o it_o will_v be_v but_o needless_a to_o repeat_v any_o more_o that_o the_o lapis_fw-la lazuli_fw-la may_v be_v make_v by_o art_n as_o fine_a and_o good_a as_o the_o natural_a which_o be_v get_v from_o the_o mine_n we_o allow_v and_o shall_v free_o
of_o this_o chapter_n but_o before_o you_o put_v the_o cucurbite_n or_o body_n on_o you_o must_v lay_v sand_n four_o inch_n deep_a and_o thick_a iron-bar_n to_o bear_v the_o weight_n then_o fit_a a_o head_n and_o lute_z the_o joint_n well_o with_o a_o lute_n make_v of_o fine_a flour_n and_o lime_n powder_v and_o mix_v with_o white_n of_o egg_n then_o put_v on_o the_o joint_n rouler_n of_o finelinen_a than_o lute_n it_o again_o and_o then_o put_v on_o linen_n rouler_n again_o three_o or_o four_o time_n each_o time_n let_v it_o dry_a before_o you_o put_v on_o the_o next_o rouler_n and_o then_o this_o will_v bear_v the_o violence_n of_o the_o fire_n and_o the_o penetrate_a force_n of_o the_o spirit_n of_o the_o aquafortis_n after_o that_o you_o must_v put_v this_o body_n of_o the_o alembick_a in_o a_o deep_a earthen-pan_n make_v of_o the_o same_o earth_n as_o crucible_n fill_v with_o sand_n so_o that_o it_o be_v bury_v in_o the_o sand_n to_o within_o two_o inch_n of_o the_o joint_n then_o set_v it_o in_o a_o wind_n furnace_n fit_a and_o capable_a to_o maintain_v a_o equal_a fire_n we_o here_o give_v you_o the_o figure_n of_o it_o this_o furnace_n may_v serve_v for_o several_a use_n as_o we_o will_v hereafter_o explain_v your_o alembic_n be_v thus_o fit_v you_o must_v put_v to_o the_o head_n a_o glass_n receiver_n very_o capacious_a the_o better_a to_o resist_v the_o force_n of_o the_o spirit_n otherwise_o all_o may_v break_v lute_n it_o well_o to_o the_o mouth_n of_o the_o alembic_n as_o you_o do_v the_o joint_n before_o and_o with_o the_o same_o precaution_n of_o let_v it_o dry_v each_o time_n in_o the_o air_n take_v care_n not_o to_o kindle_v the_o fire_n in_o the_o furnace_n till_o the_o lute_n of_o all_o the_o joint_n be_v dry_a for_o that_o be_v very_o necessary_a the_o whole_a be_v thus_o in_o right_a order_n kindle_v a_o small_a coal_n fire_n for_o the_o space_n of_o three_o hour_n during_o which_o time_n the_o windy_a humour_n that_o be_v in_o the_o material_n and_o which_o will_v break_v they_o will_v be_v draw_v of_o into_o the_o receiver_n so_o continue_v a_o moderate_a fire_n for_o six_o hour_n then_o increase_v it_o little_a by_o little_a put_v on_o at_o last_o billet_n of_o dry_a oaken-wood_n to_o the_o coal_n for_o six_o hour_n more_o till_o the_o alembic_n or_o head_n begin_v to_o be_v tinge_v yellow_a and_o the_o spirit_n begin_v to_o rise_v observe_v to_o continue_v this_o regimen_n or_o degree_n of_o fire_n till_o the_o head_n and_o receiver_n begin_v to_o grow_v red_a then_o augment_v it_o till_o the_o alembic_n become_v of_o a_o deep_a red_a continue_v this_o degree_n of_o the_o fire_n as_o long_o as_o that_o colour_n last_v till_o all_o the_o spirit_n be_v draw_v of_o and_o the_o head_n and_o receiver_n begin_v by_o degree_n to_o grow_v clear_a and_o reassume_v their_o common_a colour_n in_o cool_v which_o sometime_o will_v be_v two_o day_n first_o notwithstanding_o you_o must_v continue_v the_o fire_n some_o time_n afterward_o then_o let_v the_o furnace_n cool_v of_o its_o self_n take_v care_n that_o whilst_o the_o alembic_n and_o receiver_n be_v still_o red_a and_o the_o fire_n in_o force_n that_o you_o admit_v no_o cool_a air_n into_o the_o place_n and_o that_o nothing_o can_v touch_v they_o which_o will_v break_v they_o when_o all_o be_v cold_a cover_v the_o head_n and_o receiver_n with_o wet_a linen_n clothes_n that_o the_o spirit_n which_o be_v about_o the_o head_n and_o receiver_n may_v the_o better_o sink_v to_o the_o bottom_n of_o the_o receiver_n and_o let_v it_o stand_v so_o twelve_o hour_n then_o bathe_v the_o joint_n and_o the_o lute_v with_o warm_a water_n that_o you_o may_v the_o better_o loosen_v the_o bandage_n and_o so_o take_v off_o the_o head_n from_o the_o receiver_n otherwise_o it_o will_v be_v difficult_a to_o do_v it_o than_o you_o may_v break_v the_o body_n which_o will_v be_v good_a for_o nothing_o and_o take_v out_o the_o faeces_fw-la which_o reduce_v again_o into_o powder_n add_v to_o each_o pound_n of_o that_o powder_n four_o ounce_n of_o refine_a nitre_n and_o put_v the_o whole_a into_o a_o cucurbit_n or_o body_n whereon_o pour_n all_o the_o aquafortis_n before_o distil_a then_o put_v on_o the_o head_n and_o receiver_n and_o lute_n it_o and_o dry_v it_o well_o as_o you_o do_v before_o have_v put_v it_o on_o the_o same_o sand_n furnace_n during_o the_o first_o four_o hour_n make_v a_o gentle_a fire_n which_o afterward_o may_v be_v increase_v little_a by_o little_a till_o the_o head_n and_o receiver_n begin_v to_o grow_v clear_a and_o all_o the_o spirit_n be_v draw_v over_o after_o which_o let_v all_o cool_v cover_v the_o head_n and_o receiver_n with_o wet_a clothes_n then_o let_v it_o stand_v twelve_o hour_n as_o before_o then_o unlute_v the_o joint_n again_o with_o warm_a water_n and_o put_v the_o aquafortis_n into_o glass_n vessel_n well_o stop_v that_o the_o spirit_n may_v not_o exhale_v and_o keep_v it_o so_o for_o use_n hereafter_o to_o be_v mention_v this_o be_v the_o aquafortis_n which_o be_v common_o call_v water_n of_o separation_n and_o the_o best_a that_o can_v be_v make_v there_o be_v some_o that_o instead_o of_o roch-allom_n take_v the_o best_a roman_a vitriol_n or_o the_o like_a you_o may_v know_v whether_o the_o vitriol_n be_v proper_a for_o this_o use_n or_o not_o by_o rub_v it_o on_o a_o piece_n of_o well_o polish_a iron_n if_o it_o be_v it_o will_v leave_v a_o copper_n colour_n on_o it_o then_o this_o vitriol_n the_o purification_n whereof_o we_o will_v give_v in_o the_o next_o chapter_n will_v make_v a_o aquafortis_n far_a more_o penetrate_a than_o the_o former_a now_o we_o come_v to_o show_v how_o to_o make_v the_o lute_n which_o we_o promise_v which_o though_o common_a be_v very_o useful_a in_o this_o case_n you_o must_v take_v one_o part_n of_o lome_n a_o fat_a earth_n which_o be_v find_v in_o river_n 3_o part_n of_o sand_n of_o common_a wood_n ash_n well_o sift_v and_o of_o the_o shearing_n of_o woollen_a cloth_n each_o one_o half_a mix_v the_o whole_a well_o together_o and_o put_v water_n to_o they_o make_v a_o soft_a past_a to_o which_o add_v one_o three_o part_n of_o common_a salt_n powder_a and_o work_v they_o all_o well_o together_o then_o use_v they_o in_o lute_v your_o vessel_n here_o follow_v the_o description_n of_o a_o useful_a furnace_n which_o may_v serve_v instead_o of_o several_a other_o the_o number_n whereof_o will_v be_v troublesome_a it_o be_v proper_a for_o several_a operation_n to_o render_v this_o furnace_n more_o intelligible_a to_o those_o who_o be_v not_o acquaint_v with_o it_o we_o have_v here_o give_v a_o cut_n of_o it_o whereon_o we_o have_v mark_v a._n b._n c._n the_o place_n make_v use_v of_o with_o their_o name_n that_o they_o may_v by_o the_o same_o letter_n here_o set_v down_o again_o be_v the_o better_o understand_v a._n be_v the_o ash-hole_n into_o which_o all_o the_o ash_n on_o the_o iron_n grate_v which_o go_v cross_v it_o fall_v down_o and_o which_o be_v take_v out_o with_o a_o little_a iron_n shovel_n or_o a_o sort_n of_o iron_n peel_n b._n be_v the_o space_n or_o whole_a room_n of_o the_o ash-hole_n c._n be_v the_o firegrate_n which_o ought_v to_o be_v of_o square_a iron_n bar_v lie_v with_o the_o edge_n upward_o that_o the_o ash_n may_v not_o lie_v thereon_o which_o they_o will_v do_v if_o the_o flat_n be_v upward_o d._n be_v the_o place_n where_o the_o fire_n be_v make_v of_o coal_n or_o wood._n e._n be_v the_o door_n of_o it_o f._n be_v several_a hole_n wherein_o be_v put_v iron_n bar_n which_o go_v cross_v from_o one_o side_n to_o the_o other_o to_o keep_v up_o the_o vessel_n wherein_o the_o matter_n to_o be_v work_v be_v contain_v stop_v up_o the_o other_o hole_n that_o be_v not_o use_v with_o lute_n g._n be_v the_o work_n hole_n or_o little_a laboratory_n of_o the_o furnace_n h._n be_v a_o semicircular_a open_n with_o the_o like_a hole_n in_o the_o cover_n to_o put_v the_o neck_n of_o the_o retort_n through_o when_o you_o distil_v in_o a_o reverberatory_n or_o otherwise_o i._o be_v the_o inner_a part_n of_o the_o work-hole_n of_o the_o furnace_n k._n be_v two_o register_n l._n be_v the_o cover_n of_o the_o furnace_n for_o 8_o register_n m._n be_v a_o round_a hole_n which_o serve_v for_o a_o register_n to_o reverberate_v and_o to_o pass_v the_o neck_n of_o the_o matrass_n through_o which_o be_v in_o balneo_fw-la whether_o in_o digestion_n or_o otherwise_o n._n be_v the_o register_n which_o be_v to_o be_v open_v or_o shut_v to_o augment_v or_o diminish_v the_o heat_n of_o the_o fire_n of_o the_o reverberatory_n 2._o for_o a_o reverberatory_n furnace_n if_o you_o cover_v the_o work-hole_n with_o its_o cover_n or_o door_n and_o
the_o furnace_n this_o glass_n be_v well_o purify_v may_v be_v wrought_v and_o it_o will_v give_v a_o black_a like_o velvet_n fit_a for_o many_o thing_n chap._n lxviii_o another_o way_n of_o give_v glass_n a_o much_o fair_a velvet_n black_n another_o way_n of_o give_v a_o black_a velvet_n colour_n to_o glass_n much_o fair_a than_o the_o former_a be_v to_o take_v twenty_o pound_n of_o crystal_n fritt_n in_o powder_n with_o four_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n of_o each_o a_o equal_a quantity_n mix_v the_o whole_a well_o together_o and_o put_v they_o into_o a_o pot_n heat_v in_o the_o furnace_n and_o when_o this_o glass_n be_v well_o melt_v and_o purify_v you_o must_v cast_v in_o three_o ounce_n of_o steel_n calcine_v and_o powder_v and_o three_o ounce_n of_o scale_n of_o iron_n from_o the_o smith_n forge_n powder_v and_o mix_v with_o the_o steel_n mix_v the_o whole_a well_o as_o you_o cast_v they_o in_o that_o the_o glass_n may_v not_o rise_v and_o the_o better_a to_o incorporate_v they_o then_o let_v all_o rest_n twelve_o hour_n during_o which_o time_n stir_v they_o sometime_o than_o you_o may_v work_v it_o and_o you_o will_v have_v a_o velvet_n black_a colour_n very_o fair_a wherewith_o you_o may_v work_v as_o you_o please_v chap._n lxix_o another_o velvet_n black_a fair_a than_o the_o precedent_n this_o last_o way_n of_o make_v a_o black_a surpass_v in_o beauty_n the_o precede_a take_v one_o hundred_o pound_n of_o rochetta_n fritt_n two_o pound_n of_o tartar_n six_o ounce_n of_o manganese_n prepare_v reduce_v all_o to_o powder_n mix_v they_o together_o put_v they_o into_o a_o pot_n which_o you_o must_v put_v into_o the_o furnace_n leisurely_o that_o the_o matter_n do_v rise_v too_o much_o then_o let_v it_o melt_v and_o purify_v during_o the_o space_n of_o four_o day_n or_o thereabouts_o mix_v the_o material_n well_o cast_v they_o into_o water_n the_o better_a to_o purify_v and_o then_o melt_v they_o again_o and_o you_o will_v have_v a_o black_a of_o a_o extraordinary_a beauty_n which_o may_v be_v wrought_v as_o you_o please_v chap._n lxx_o to_o make_v a_o milk_n white_a colour_n in_o glass_n the_o milk_n white_a to_o be_v do_v well_o require_v no_o less_o exactness_n than_o the_o blue_n to_o succeed_v in_o it_o take_v twelve_o pound_n of_o good_a crystal_n fritt_n two_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n one_o of_o each_o and_o half_a a_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o we_o have_v show_v the_o whole_a pulverised_a and_o mix_v together_o and_o put_v they_o into_o a_o pot_n heat_v in_o the_o furnace_n where_o let_v they_o stand_v twelve_o hour_n then_o mix_v the_o whole_a well_o and_o make_v a_o essay_n of_o it_o if_o the_o colour_n do_v please_v you_o add_v to_o it_o some_o calx_fw-la of_o the_o two_o metal_n before_o mention_v which_o incorporate_v with_o the_o glass_n well_o mix_v it_o eight_o hour_n after_o the_o glass_n will_v be_v fit_a to_o work_v and_o white_a as_o milk_n chap._n lxxi_o another_o fair_a and_o white_a colour_n this_o second_o way_n of_o give_v milk_n white_a to_o glass_n be_v much_o better_a than_o the_o precedent_n and_o the_o work_a more_o exquisite_a we_o only_o make_v use_v of_o the_o calx_fw-la of_o tin_n without_o mix_v any_o lead_n and_o we_o put_v sixty_o pound_n of_o that_o calx_fw-la to_o four_o hundred_o pound_n of_o pure_a crystal_n fritt_n with_o two_o pound_n and_o a_o half_a of_o manganese_n of_o piedmont_n prepare_v the_o whole_a be_v well_o pulverise_v and_o mix_v must_v be_v put_v in_o a_o pot_n heat_v in_o the_o furnace_n there_o to_o purify_v during_o eight_o day_n then_o cast_v the_o matter_n into_o the_o water_n the_o better_a to_o purify_v it_o than_o put_v it_o to_o melt_v again_o in_o the_o same_o pot_n after_o have_v dry_v it_o if_o it_o be_v transparent_a you_o must_v add_v to_o it_o fifteen_o pound_n of_o the_o same_o calx_fw-la of_o tin_n as_o before_o mix_v it_o well_o with_o the_o melt_a metal_n to_o make_v it_o the_o better_a incorporate_a twenty_o four_o hour_n afterward_o it_o will_v be_v fine_a and_o white_a than_o snow_n and_o ready_a to_o work_v chap._n lxxii_o the_o way_n to_o give_v glass_n the_o colour_n of_o lapis_n lazuli_n lapis_fw-la lazuli_fw-la which_o be_v a_o fine_a blue_n and_o full_a of_o vein_n of_o gold_n will_v not_o be_v easy_a to_o imitate_v without_o a_o great_a deal_n of_o care_n and_o industry_n in_o its_o preparation_n to_o make_v this_o fine_a colour_n we_o must_v make_v use_n of_o the_o same_o matter_n of_o the_o fine_a white_a in_o the_o precede_a chapter_n and_o when_o it_o be_v in_o fusion_n in_o the_o pot_n you_o must_v add_v to_o it_o little_a by_o little_a the_o blue_a enamel_n in_o powder_n that_o the_o painter_n make_v use_v of_o mix_v well_o the_o whole_a together_o each_o time_n and_o that_o as_o often_o as_o there_o be_v occasion_n to_o make_v this_o colour_n then_o try_v if_o it_o please_v you_o and_o when_o it_o be_v to_o your_o mind_n let_v it_o stand_v two_o full_a hour_n then_o stir_v it_o well_o and_o make_v a_o second_o essay_n of_o it_o if_o the_o colour_n be_v perfect_a let_v it_o stand_v ten_o hour_n and_o then_o mix_v it_o again_o if_o it_o keep_v in_o the_o same_o state_n without_o change_a colour_n you_o may_v employ_v it_o in_o make_v what_o vessel_n you_o please_v which_o will_v be_v of_o the_o true_a colour_n of_o lapis_n lazuli_n if_o in_o work_v this_o glass_n it_o chance_v to_o rise_v you_o may_v cast_v in_o a_o little_a leaf-gold_n which_o will_v make_v the_o glass_n approach_v yet_o near_o to_o lapis_n lazuli_n and_o which_o will_v in_o a_o moment_n stop_v the_o rise_n of_o the_o metal_n as_o sugar_n will_v do_v in_o boil_a oil_n chap._n lxxiii_o the_o way_n to_o make_v a_o marble-colour_n in_o glass_n white_a marble_n be_v very_o simple_a it_o be_v easy_a to_o imitate_v the_o way_n of_o do_v it_o only_o require_v crystal_n fritt_n which_o must_v be_v work_v as_o soon_o as_o it_o be_v melt_v before_o it_o be_v purify_v for_o so_o it_o will_v give_v a_o very_a fair_a marble_n colour_n chap._n lxxiv_o the_o way_n of_o make_v a_o peach-colour_n in_o glass_n to_o make_v this_o colour_n which_o be_v a_o very_a agreeable_a one_o take_v glass_n prepare_v and_o tinge_v of_o a_o milk_n white_a whereof_o we_o have_v speak_v in_o the_o precedent_a chapter_n and_o when_o it_o be_v in_o good_a fusion_n put_v in_o some_o manganese_n of_o piedmont_n prepare_v as_o in_o chap._n 18_o and_o that_o little_a by_o little_a stir_v the_o matter_n well_o at_o each_o time_n till_o the_o colour_n become_v as_o fine_a and_o perfect_a as_o you_o desire_v it_o but_o you_o must_v work_v the_o glass_n in_o time_n otherwise_o the_o colour_n will_v be_v lose_v and_o you_o will_v have_v a_o very_a fair_a peach_n colour_n chap._n lxxv_o the_o way_n of_o ting_a glass_n of_o a_o deep_a red._n opaque_fw-la colour_n have_v a_o body_n but_o the_o transparent_a one_o none_o wherefore_o this_o deep_a red_a must_v be_v mix_v with_o matter_n that_o give_v it_o one_o as_o we_o will_v show_v you_o must_v take_v twenty_o pound_n of_o crystal_n fritt_n one_o pound_n of_o piece_n of_o white_a glass_n and_o two_o pound_n of_o calcine_v tin_n mix_v the_o whole_a well_o together_o and_o put_v it_o in_o a_o pot_n in_o a_o furnace_n that_o it_o may_v purify_v that_o be_v well_o melt_v cast_v in_o a_o ounce_n of_o calcine_v steel_n well_o pound_v and_o a_o ounce_n of_o skales_n of_o iron_n from_o the_o anvil_n well_o pulverise_v and_o mix_v together_o stir_v well_o the_o glass_n with_o a_o iron_n stirrer_n when_o you_o be_v put_v in_o the_o powder_n to_o hinder_v it_o from_o rise_v too_o much_o you_o must_v take_v care_v not_o to_o put_v in_o too_o much_o of_o the_o powder_n for_o that_o will_v make_v the_o glass_n black_a whereas_o it_o ought_v to_o be_v clear_a shine_a and_o of_o a_o obscure_a yellow_a colour_n then_o take_v about_o six_o drachm_n of_o calcine_v copper_n prepare_v as_o in_o chap._n 32_o cast_v it_o upon_o the_o melt_a glass_n often_o mix_v it_o to_o three_o or_o four_o time_n and_o the_o glass_n will_v be_v as_o red_a as_o blood_n if_o the_o workman_n like_o the_o colour_n he_o must_v present_o work_v it_o for_o fear_v it_o shall_v become_v black_a and_o the_o colour_n be_v lose_v wherein_o you_o must_v take_v great_a care_n if_o notwithstanding_o this_o the_o colour_n come_v to_o be_v lose_v you_o must_v add_v more_o scale_n of_o iron_n in_o powder_n and_o it_o will_v return_v this_o work_n seem_v somewhat_o wearisome_a but_o you_o must_v not_o think_v of_o that_o but_o prepare_v and_o finish_v the_o business_n careful_o otherwise_o you_o will_v not_o succeed_v chap._n lxxvi_o the_o way_n of_o
you_o have_v well_o dry_v your_o crystal_n thus_o calcine_v grind_v they_o to_o a_o impalpable_a powder_n on_o a_o marble_n or_o porphyry_n stone_n by_o put_v a_o little_a on_o at_o a_o time_n and_o fierce_o it_o well_o through_o a_o fine_a silken_a sieve_n and_o since_o we_o use_v this_o powder_n of_o crystal_n for_o all_o artificial_a gem_n whereof_o we_o be_v go_v to_o treat_v your_o best_a way_n will_v be_v to_o keep_v a_o good_a quantity_n by_o you_o which_o you_o may_v always_o have_v recourse_n to_o in_o work_v if_o you_o design_v to_o succeed_v in_o this_o art_n very_o well_o you_o must_v not_o use_v ordinary_a fritt_n of_o crystal_n how_o good_a and_o fair_a soever_o it_o be_v nor_o chalcedony_n nor_o tarso_n nor_o any_o other_o stone_n for_o the_o glass_n make_v of_o they_o be_v far_o less_o fà ir_a and_o resplendent_a than_o that_o make_v of_o natural_a crystal_n which_o have_v the_o most_o lustre_n and_o approach_v near_o precious_a stone_n as_o we_o have_v already_o remark_v in_o the_o precede_a chapter_n chap._n xciii_o the_o way_n of_o make_v a_o very_a sine_fw-la and_o pure_a salt_n of_o tartar_n neri_n make_v use_v of_o no_o salt_n of_o tartar_n in_o all_o his_o preparation_n of_o artificial_a gem_n notwithstanding_o this_o salt_n be_v prepare_v after_o a_o certain_a manner_n we_o shall_v here_o relate_v for_o the_o sake_n of_o the_o curious_a it_o serve_v in_o a_o great_a measure_n to_o work_v the_o crystal_n be_v a_o true_a vehicle_n for_o the_o better_a introduce_v the_o colour_n that_o be_v to_o be_v give_v and_o which_o be_v of_o use_n for_o the_o tincture_n several_a way_n those_o who_o in_o their_o operation_n of_o artificial_a gem_n have_v make_v no_o use_n of_o salt_n of_o tartar_n have_v without_o doubt_n be_v ignorant_a of_o this_o fine_a preparation_n of_o it_o for_o if_o you_o use_v ordinary_a salt_n of_o tartar_n there_o be_v a_o sulphur_n and_o foulness_n in_o it_o which_o render_v crystal_n obscure_a and_o consequent_o will_v be_v hurtful_a in_o these_o operation_n to_o make_v this_o salt_n you_o must_v first_o calcine_v your_o tartar_n till_o it_o become_v grey_a and_o not_o to_o perfect_a whiteness_n and_o then_o dissolve_v it_o in_o warm_a water_n to_o extract_v the_o salt_n filter_n that_o water_n and_o then_o evaporate_v it_o over_o the_o fire_n then_o you_o will_v have_v remain_v at_o the_o bottom_n of_o the_o vessel_n a_o white_a salt_n to_o take_v away_o all_o foulness_n from_o this_o salt_n dissolve_v it_o again_o in_o warm_a water_n then_o evaporate_v it_o again_o over_o a_o gentle_a fire_n take_v it_o off_o the_o fire_n and_o cast_v it_o into_o cold_a water_n and_o you_o will_v find_v it_o will_v leave_v on_o the_o surface_n of_o the_o water_n a_o thick_a froth_n which_o you_o must_v skim_v off_o with_o a_o skimmer_n that_o have_v little_a holes_n no_o big_a than_o a_o small_a pin_n head_n put_v the_o vessel_n again_o on_o the_o fire_n and_o evaporate_v the_o water_n as_o before_o then_o take_v it_o off_o the_o fire_n and_o cast_v upon_o it_o fresh_a cold_a water_n and_o skim_v it_o well_o as_o before_o reiterate_v this_o process_n till_o you_o find_v no_o more_o froth_n then_o evaporate_v the_o whole_a over_o a_o gentle_a fire_n till_o it_o be_v dry_a and_o you_o will_v have_v a_o salt_n of_o tartar_n well_o purify_v which_o be_v not_o so_o fusil_n as_o the_o other_o because_o it_o be_v free_a from_o all_o that_o unctuosity_n which_o cause_v the_o fusion_n keep_v this_o salt_n of_o tartar_n in_o a_o vessel_n well_o stop_v and_o use_v of_o it_o in_o crystal_n with_o your_o colour_n when_o you_o set_v they_o to_o melt_v although_o this_o salt_n of_o tartar_n be_v very_o fine_a and_o pure_a yet_o it_o be_v not_o that_o of_o the_o philosopher_n which_o have_v far_o more_o virtue_n and_o open_v more_o powerful_o the_o metal_n and_o mineral_n where_o it_o be_v employ_v though_o it_o be_v of_o the_o same_o nature_n as_o this_o and_o extract_v from_o the_o same_o principle_n the_o philosopher_n have_v moreover_o another_o salt_n of_o tartar_n extract_v from_o metalline_a matter_n and_o this_o last_o be_v far_o more_o excellent_a than_o any_o other_o we_o will_v treat_v thereof_o at_o large_a in_o the_o treatise_n we_o have_v promise_v where_o we_o will_v explain_v the_o virtue_n both_o of_o the_o one_o and_o the_o other_o as_o well_o in_o medicine_n as_o in_o the_o business_n of_o metal_n and_o show_v several_a very_o curious_a effect_n perform_v by_o their_o mean_n chap._n xciv_o to_o make_v a_o past_a for_o oriental_a emerald_n we_o have_v already_o show_v the_o way_n of_o ting_a crystal_n and_o glass_n of_o lead_n of_o a_o very_a fair_a emerald-colour_n but_o not_o to_o make_v a_o stone_n that_o shall_v imitate_v a_o true_a natural_a gem_n which_o may_v be_v use_v in_o ring_n or_o otherwise_o which_o now_o we_o come_v to_o do_v there_o be_v divers_a sort_n of_o emerald_n but_o at_o present_a they_o be_v all_o distinguish_v into_o either_o oriental_a or_o occidental_a the_o oriental_n be_v more_o hard_a and_o the_o other_o less_o we_o will_v show_v several_a way_n of_o imitate_v tâ—e_v emerald_n more_o or_o less_o full_a which_o will_v be_v all_o beautyful_a this_o be_v the_o first_o take_v two_o ounce_n of_o natural_a crystal_n prepare_v as_o we_o have_v show_v in_o chap._n 92._o and_o 4_o ounce_n of_o common_a minium_n or_o read-lead_a powder_a and_o sear_v add_v 48_o grain_n of_o verdigrease_n well_o pound_v and_o of_o a_o good_a colour_n with_o 8_o grain_n of_o crocus_n martis_n prepare_v with_o vinegar_n as_o we_o have_v show_v chap._n 25._o mix_v the_o whole_a well_o together_o and_o put_v it_o into_o a_o good_a crucible_n that_o will_v resist_v the_o fire_n in_o it_o you_o must_v leave_v a_o inch_n empty_a then_o cover_v the_o the_o crucible_n with_o a_o earthen_a cover_n lute_n it_o well_o and_o dry_v it_o than_o put_v it_o in_o the_o hot_a place_n of_o a_o potter_n furnace_n where_o they_o make_v their_o earthen_a vessel_n and_o let_v it_o stand_v as_o long_o as_o their_o pot_n be_v cold_a break_v the_o crucible_n and_o you_o will_v find_v within_o a_o matter_n of_o the_o colour_n of_o a_o very_a fine_a emerald_n if_o you_o afterward_o set_v it_o in_o gold_n it_o will_v surpass_v in_o beauty_n the_o true_a oriental_a emerald_n if_o it_o happen_v that_o your_o matter_n be_v not_o enough_o resin_v and_o purify_v you_o must_v put_v it_o in_o again_o a_o second_o time_n in_o the_o same_o furnace_n where_o it_o will_v be_v purify_v as_o much_o as_o needs_o be_v which_o you_o may_v know_v by_o lift_v up_o the_o cover_n if_o the_o matter_n appear_v shine_v if_o it_o be_v not_o so_o lute_z the_o cover_v on_o again_o and_o put_v the_o whole_a in_o the_o furnace_n you_o may_v take_v notice_n once_o for_o all_o that_o you_o must_v not_o break_v the_o crucible_n before_o the_o matter_n be_v thorough_o bake_v and_o purify_v for_o if_o you_o do_v and_o so_o be_v oblige_v to_o put_v the_o matter_n into_o another_o crucible_n the_o past_a will_v be_v paint_v and_o full_a of_o blister_n if_o you_o can_v easy_o come_v to_o a_o potter_n furnace_n you_o may_v make_v one_o yourself_o with_o little_a charge_n wherein_o you_o may_v put_v twenty_o crucible_n at_o once_o each_o of_o different_a colour_n so_o one_o bake_n may_v serve_v for_o a_o great_a deal_n of_o matter_n you_o must_v make_v use_n of_o dry_a and_o hard_a wood_n to_o heat_v the_o furnace_n as_o we_o have_v say_v before_o in_o bake_v glass_n and_o continue_v the_o fire_n twenty_o four_o hour_n in_o which_o time_n your_o matter_n ought_v to_o be_v bake_v and_o purify_v enough_o but_o for_o more_o surety_n you_o may_v continue_v the_o fire_n six_o hour_n long_o and_o they_o will_v be_v certain_o bake_v enough_o your_o matter_n be_v thus_o right_o bake_v you_o may_v polish_v it_o at_o the_o wheel_n as_o we_o have_v say_v and_o set_v it_o with_o a_o foil_n in_o gold_n as_o be_v do_v with_o true_a gem_n and_o you_o will_v have_v a_o bright_a emerald_n than_o the_o oriental_a chap._n xcv_o another_o deep_a emerald-colour_n that_o which_o make_v emerald_n deep_o than_o the_o precedent_n proceed_v from_o the_o small_a quantity_n of_o crystal_n employ_v in_o it_o with_o more_o of_o the_o other_o material_n which_o make_v it_o more_o fair_a but_o also_o more_o brittle_a you_o must_v bake_v it_o at_o least_o six_o hour_n long_o than_o the_o precedent_n to_o take_v away_o that_o imperfection_n which_o lead_v usual_o give_v the_o do_v of_o this_o past_a be_v one_o ounce_n of_o natural_a crystal_n prepare_v as_o we_o have_v show_v six_o ounce_n and_o a_o half_a of_o red-lead_a seventy_o five_o grain_n of_o verdigrease_n ten_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n the_o whole_a pulverised_a and_o
be_v for_o your_o purpose_n take_v it_o off_o and_o cake_n â—t_a as_o usual_a and_o you_o will_v have_v a_o very_a good_a and_o most_o convenient_a enamel_n for_o the_o goldsmith_n to_o set_v in_o colour_n â—nd_v enamel_n with_o chap._n clviii_o another_o black_a enamel_n here_o be_v a_o three_o way_n of_o make_v the_o velvet-black_a enamel_n much_o fair_a and_o of_o a_o fine_a gloss_n surpass_v the_o former_a to_o make_v which_o you_o must_v take_v four_o pound_n of_o principal_a powder_n four_o ounce_n of_o red_a tartar_n two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v reduce_v these_o to_o very_o fine_a powder_n and_o put_v they_o into_o a_o glaze_v pot_n big_a than_o ordinary_a because_o the_o metal_n will_v rise_v let_v it_o melt_v and_o digest_v in_o the_o furnace_n and_o cast_v it_o into_o water_n and_o after_o it_o be_v dry_a again_o into_o the_o pot_n there_o to_o remain_v until_o it_o melt_v and_o refine_v anew_o when_o you_o find_v the_o colour_n sufficient_a for_o your_o use_n make_v it_o up_o into_o cake_n and_o keep_v it_o for_o the_o goldsmith_n chap._n clix_o to_o make_v purple-coloured_n enamel_n purple_n be_v a_o colour_n high_o in_o request_n with_o all_o grave_a philosopher_n as_o if_o it_o do_v express_v the_o end_n of_o their_o expectation_n the_o fullness_n of_o their_o delight_n and_o desire_n it_o be_v so_o mighty_o esteem_v by_o the_o ancient_n that_o among_o the_o roman_n the_o emperor_n the_o prince_n the_o renown_a chief_n and_o other_o magistrate_n of_o that_o puissant_a empire_n only_o make_v use_n thereof_o and_o the_o lacedaemonian_n who_o look_v upon_o themselves_o to_o be_v the_o most_o ancient_a people_n on_o earth_n clothe_v themselves_o with_o it_o that_o they_o may_v be_v the_o more_o eminent_o distinguish_v so_o great_a a_o affection_n they_o bear_v to_o this_o noble_a colour_n the_o emperor_n of_o greece_n have_v so_o much_o value_n and_o regard_n for_o purple_a that_o they_o seek_v out_o the_o choice_a and_o most_o exquisite_a to_o have_v the_o young_a prince_n of_o the_o blood_n bear_v in_o intimate_v by_o this_o a_o glorious_a omen_n of_o their_o generosity_n the_o colour_n true_o imply_v a_o perfect_a symbol_n of_o heroic_a virtue_n and_o by_o which_o their_o illustrious_a parentage_n and_o royal_a descent_n from_o king_n and_o prince_n be_v most_o eminent_o show_v the_o art_n of_o die_v in_o this_o rich_a and_o noble_a colour_n be_v former_o so_o very_o considerable_a among_o the_o ancient_n that_o such_o as_o practise_v it_o in_o the_o city_n of_o tyre_n be_v exâ—mpâ—â—_n as_o well_o as_o the_o nobility_n or_o member_n of_o the_o government_n from_o all_o manner_n of_o tax_n and_o contribâ—â—ions_n which_o privilege_n and_o advantage_n have_v a_o very_a near_o resemblance_n to_o those_o which_o our_o art_n of_o glass_n have_v receive_v and_o this_o costly_a colour_n be_v equal_o estimable_a in_o both_o and_o beside_o the_o employment_n of_o this_o latter_a admit_v only_o of_o gentleman_n by_o who_o alone_o â—uch_v privilege_n be_v enjoy_v without_o derogation_n from_o their_o nobility_n as_o we_o have_v show_v in_o chap._n 3._o the_o grand_a prerogative_n of_o these_o two_o gentile_a art_n be_v argument_n which_o may_v serve_v easy_o to_o convince_v we_o that_o they_o have_v nothing_o in_o the_o practice_n of_o they_o either_o mean_a or_o vulgar_a but_o have_v in_o they_o always_o something_o of_o elevation_n and_o sublimity_n beyond_o all_o other_o occupation_n and_o it_o be_v observable_a that_o such_o as_o wrought_v in_o the_o first_o enjoy_v the_o privilege_n of_o nobility_n and_o that_o such_o of_o the_o nobility_n as_o exercise_n themselves_o in_o the_o latter_a may_v do_v it_o without_o prejudice_n to_o their_o birth_n now_o to_o make_v enamel_n of_o a_o purple-colour_n you_o must_v take_v four_o pound_n of_o principal_a powder_n as_o prepare_v in_o chap._n 148._o add_v to_o this_o two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o we_o shall_v direct_v in_o chap._n 164._o put_v these_o into_o a_o white_a glaze_v earthen_a pot_n allow_v it_o large_a enough_o to_o bear_v with_o the_o ebullition_n and_o raise_n of_o the_o metal_n when_o it_o be_v thorough_o melt_v cast_v it_o into_o water_n dry_v it_o and_o put_v it_o again_o into_o the_o pot_n to_o refine_v then_o consider_v whether_o it_o be_v well_o enough_o colour_v and_o according_o make_v it_o up_o into_o cake_n and_o keep_v it_o for_o use_v as_o before_o chap._n clx_o another_o purple_a enamel_n we_o will_v give_v you_o another_o way_n to_o make_v enamel_n of_o this_o colour_n no_o less_o delicate_a than_o the_o former_a for_o all_o manner_n of_o goldsmith_n work_n take_v six_o pound_n of_o our_o principal_a powder_n three_o ounce_n of_o manganese_n of_o piedmont_n prepare_v six_o ounce_n of_o thrice_o calcine_v scale_n of_o copper_n as_o we_o have_v before_o prescribe_v reduce_v all_o these_o to_o a_o impalpable_a powder_n and_o let_v they_o dissolve_v and_o refine_v in_o the_o white_a glaze_v pot_n in_o your_o furnace_n afterward_o cast_v the_o metal_n into_o water_n dry_v it_o well_o and_o return_v it_o into_o the_o pot_n to_o refine_v over_o again_o examine_v the_o colour_n if_o it_o be_v right_a take_v it_o off_o and_o cake_n it_o up_o for_o use_v as_o before_o chap._n clxi_o to_o make_v enamel_n of_o violet-colour_n this_o colour_n as_o it_o be_v the_o near_a to_o it_o succeed_v the_o purple_a and_o be_v a_o mixture_n of_o red_a and_o blue_n it_o be_v wear_v by_o the_o father_n of_o the_o church_n militant_a for_o their_o proper_a livery_n as_o be_v altogether_o heavenly_a and_o by_o which_o the_o character_n which_o they_o bear_v be_v best_a signify_v to_o make_v it_o take_v six_o pound_n of_o principal_a powder_n as_o in_o chap._n 148._o two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v and_o forty_o eight_o grain_n of_o thrice_o calcine_v scale_n of_o copper_n make_v they_o all_o into_o a_o very_a fine_a powder_n and_o be_v well_o mix_v put_v they_o together_o into_o your_o white_a glaze_v earthen_a pot_n in_o the_o furnace_n let_v it_o melt_v and_o digest_v than_o cast_v it_o into_o water_n and_o dry_v it_o put_v it_o again_o into_o the_o pot_n and_o let_v it_o refine_v very_o well_o try_v its_o colour_n and_o if_o it_o be_v agreeable_a take_v it_o and_o cake_n it_o and_o you_o will_v have_v a_o very_a fine_a violet-coloured_a enamel_n proper_a for_o all_o manner_n of_o goldsmith_n work_v of_o that_o sort_n chap._n clxii_o the_o way_n to_o make_v yellow_a enamel_n yellow_n be_v the_o colour_n of_o gold_n and_o may_v therefore_o deserve_v all_o its_o commendation_n which_o be_v so_o extraordinary_a great_a that_o they_o require_v a_o whole_a volume_n to_o contain_v they_o but_o we_o will_v only_o satisfy_v ourselves_o to_o intimate_v that_o it_o bear_v the_o likeness_n of_o the_o first_o and_o more_o perfect_a body_n which_o roll_v under_o the_o heavenly_a arch_n and_o can_v there_o be_v any_o other_o so_o great_a comparison_n it_o be_v likewise_o the_o symbol_n of_o true_a nobility_n and_o of_o all_o excellent_a cause_n you_o may_v make_v this_o rich_a colour_n with_o six_o pound_n of_o principal_a powder_n three_o ounce_n of_o tartar_n seventy_o two_o grain_n of_o prepare_a manganese_n the_o whole_a reduce_v to_o a_o impalpable_a powder_n well_o mix_v and_o put_v into_o a_o glaze_v earthen_a pot_n large_a enough_o to_o dispense_v with_o the_o ebullition_n and_o raise_v up_o of_o the_o metal_n let_v it_o stand_v in_o your_o glass-house_n furnace_n to_o melt_v and_o incorporate_v after_o cast_v it_o into_o water_n dry_v it_o and_o leave_v it_o in_o the_o pot_n again_o to_o refine_v very_o well_o then_o try_v the_o colour_n and_o if_o it_o be_v sufficient_a make_v it_o up_o into_o cake_n as_o before_o direct_v and_o you_o will_v have_v a_o very_a take_v yellow_a enamel_n for_o all_o sort_n of_o metal_n but_o gold_n which_o by_o its_o resemblance_n it_o will_v only_o dull_v and_o spoil_v the_o beauty_n unless_o it_o be_v place_v among_o other_o colour_n as_o the_o goldsmith_n already_o be_v very_o well_o acquaint_v withal_o chap._n clxiii_o the_o way_n to_o make_v a_o crystal-ground_n for_o our_o red_a enamel_n the_o red_a require_v a_o crystal_n more_o last_a than_o any_o of_o the_o former_a therefore_o we_o will_v give_v you_o a_o composition_n here_o sufficient_a for_o that_o purpose_n take_v twenty_o four_o pound_n of_o salt_n of_o polverine_n rochetta_n or_o soda_fw-it prepared_z as_o direct_v in_o chap._n 5._o and_o six_o pound_n of_o frit_n as_o in_o chap._n 6._o these_o mix_v and_o fine_o powder_v must_v be_v steep_v in_o water_n to_o bring_v the_o mass_n into_o a_o body_n like_o paste_n and_o then_o make_v it_o up_o into_o small_a thin_a cake_n lay_v they_o on_o tile_n in_o a_o limekiln_a or_o potters-furnace_n for_o six_o hour_n to_o calcine_v or_o near_o the_o glass
cold_a take_v they_o out_o and_o paint_v they_o and_o put_v they_o in_o again_o to_o bake_v a_o second_o time_n observe_v what_o direction_n we_o have_v already_o give_v concern_v these_o matter_n and_o when_o the_o fire_n be_v go_v out_o and_o the_o furnace_n cold_a you_o have_v the_o ware_n in_o perfection_n ready_a to_o take_v out_o for_o use_v you_o may_v make_v your_o china-ware_n also_o of_o pure_a earth_n let_v it_o not_o be_v red_a tho_o but_o white_a or_o grace_n you_o may_v try_v the_o sufficiency_n of_o it_o after_o it_o be_v prepare_v by_o bake_v some_o beforehand_o and_o when_o it_o come_v out_o of_o the_o furnace_n sound_n and_o uncracked_a it_o be_v good_a and_o fit_a for_o your_o purpose_n the_o preparation_n consist_v in_o dry_v it_o well_o and_o reduce_v it_o to_o a_o very_a fine_a powder_n then_o put_v it_o into_o fair_a water_n wherein_o have_v be_v already_o dissolve_v a_o little_a gum-arabic_n but_o most_o of_o those_o that_o make_v it_o employ_v only_o water_n without_o gum_n after_o this_o you_o may_v make_v your_o dish_n set_v they_o to_o dry_v polish_v dry_v glaze_n bake_n paint_v and_o finish_v they_o as_o before_o all_o which_o those_o who_o work_n at_o they_o know_v better_o than_o i_o can_v express_v it_o chap._n cxcvi_o how_o to_o enamel_n the_o china_n for_o this_o take_v of_o our_o milkwhite_a enamel_n chap._n 149._o grind_v it_o very_o fine_a as_o painter_n do_v their_o colour_n put_v the_o powder_n afterward_o into_o a_o glasscucurbit_a pour_v some_o aquafortis_n thereon_o let_v it_o digest_v a_o little_a to_o cleanse_v off_o its_o impurity_n and_o become_v fine_a and_o transparent_a then_o pour_v off_o the_o aquafortis_n wash_v the_o powder_n in_o water_n over_o and_o over_o again_o grind_v it_o afterward_o with_o a_o little_a gum-water_n on_o your_o marble_n and_o so_o glaze_v the_o vessel_n with_o it_o within_o and_o without_o dry_v they_o in_o the_o air_n and_o bake_v they_o as_o before_o in_o the_o furnace_n or_o you_o may_v 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top_n into_o another_o glass_n without_o disturb_v the_o sediment_n and_o two_o day_n after_o it_o have_v settle_v anew_o pour_v off_o again_o the_o pure_a of_o the_o colour_n as_o before_o this_o do_v set_v it_o in_o the_o body_n of_o a_o break_a matrass_n or_o bolt-head_n over_o a_o gentle_a flow_n fire_n to_o dry_v easy_o and_o so_o keep_v it_o for_o use_n when_o you_o have_v occasion_n for_o it_o take_v a_o little_a fair_a water_n in_o a_o glass_n and_o with_o it_o moisten_v as_o much_o colour_n as_o you_o think_v convenient_a that_o will_v be_v excellent_a for_o carnation_n as_o for_o the_o faeces_fw-la which_o be_v very_o thick_a dry_v they_o too_o and_o you_o may_v moisten_v these_o in_o like_a manner_n with_o water_n for_o drapery_n timber-colour_n and_o such_o other_o as_o you_o think_v convenient_a chap._n ccviii_o to_o make_v a_o purple-colour_n for_o paint_v of_o glass_n the_o preparation_n of_o this_o purple-colour_n be_v exact_o like_o that_o of_o the_o blue_n for_o this_o reason_n we_o need_v not_o use_v any_o tedious_a repetition_n you_o must_v take_v a_o ounce_n of_o zaffer_n and_o a_o ounce_n of_o very_a pure_a and_o clean_a perigeux_n two_o ounce_n of_o minium_n eight_o ounce_n of_o very_a fine_a white_a sand_n pound_n all_o these_o in_o a_o bell-metal_n mortar_n and_o reduce_v it_o to_o a_o impalpable_a powder_n put_v it_o afterward_o into_o a_o good_a crucible_n well_o cover_v and_o lute_v in_o the_o furnace_n keep_v a_o very_a good_a fire_n to_o it_o for_o a_o hour_n then_o draw_v it_o out_o and_o as_o soon_o as_o it_o be_v cold_a pound_n the_o mass_n over_o again_o in_o the_o same_o mortar_n to_o this_o add_v a_o four_o part_n of_o its_o weight_n of_o nitre_n mix_v they_o together_o and_o put_v they_o into_o
you_o work_v it_o the_o better_a and_o easy_a the_o colour_n may_v be_v draw_v afterward_o make_v it_o up_o like_o a_o loaf_n or_o brick_n and_o set_v it_o in_o a_o earthen-dish_n to_o dry_a pour_v thereon_o some_o fresh_a water_n let_v it_o steep_v for_o fifteen_o day_n the_o long_o the_o better_o for_o extract_v the_o vltra-marine_a chap._n ccxxxv_o to_o extract_v the_o ultra-marine_a now_o we_o come_v to_o take_v out_o the_o vltra-marine_a from_o its_o confinement_n to_o make_v it_o appear_v triumphant_a and_o in_o its_o full_a glory_n take_v therefore_o the_o loaf_n of_o cement_n and_o powder_n wash_v it_o in_o the_o same_o water_n extraordinary_a well_o with_o your_o hand_n weigh_v it_o to_o know_v the_o quantity_n of_o oil_n it_o require_v and_o put_v it_o into_o a_o earthen-bowl_n or_o dish_n very_o smooth_o glaze_v rub_v first_o the_o bottom_n with_o your_o linseed-oyl_n then_o pour_v in_o water_n scarce_o warm_v until_o it_o arise_v two_o inch_n above_o the_o matter_n let_v it_o stand_v in_o this_o condition_n a_o full_a quarter_n of_o a_o hour_n or_o less_o in_o the_o springtime_n pour_v this_o water_n afterward_o into_o the_o vessel_n mention_v chap._n 230._o add_v more_o warm_a water_n to_o your_o matter_n and_o so_o it_o will_v soften_v continue_v thus_o whilst_o there_o remain_v any_o tincture_n thereon_o by_o this_o mean_v all_o the_o substance_n that_o be_v good_a for_o any_o thing_n will_v be_v separate_v from_o the_o cement_n which_o can_v be_v do_v otherwise_o whilst_o it_o be_v imbibe_v in_o the_o warm_a water_n you_o must_v move_v and_o roll_n it_o gentle_o round_a with_o two_o stick_n or_o spatula_n of_o box_n or_o any_o other_o well_o polish_a wood_n round_v at_o the_o end_v smooth_a like_o a_o walnut_n let_v they_o be_v about_o a_o ell_n long_o and_o a_o inch_n thick_a whenever_o you_o perceive_v the_o matter_n stick_v to_o the_o bottom_n of_o your_o dish_n rub_v your_o hand_n with_o linseed-oyl_n and_o stir_v it_o about_o leisurely_o so_o as_o to_o colour_v the_o water_n which_o you_o must_v put_v along_o with_o the_o former_a in_o the_o mean_a time_n hold_v up_o the_o matter_n with_o your_o staff_n lest_o it_o shall_v stick_v to_o the_o vessel_n take_v notice_n that_o a_o little_a steep_v at_o first_o will_v thing_fw-mi the_o water_n very_o much_o and_o when_o the_o cement_n be_v just_o yield_v its_o colour_n it_o will_v discover_v certain_a bluish_a streak_n on_o the_o water_n like_o the_o sun-ray_n and_o then_o you_o must_v strain_v this_o water_n out_o among_o the_o other_o through_o a_o scarce_a that_o the_o grosser_n part_n of_o the_o cement_n may_v remain_v afterward_o pour_v in_o by_o little_a and_o little_a the_o fresh_a warm_a water_n stir_v the_o cement_n easy_o that_o it_o may_v not_o dilate_v too_o much_o and_o give_v its_o colour_n all_o at_o once_o after_o you_o have_v thus_o stir_v it_o about_o five_o or_o six_o time_n close_a and_o amass_o it_o anew_o by_o which_o mean_n you_o will_v see_v how_o much_o it_o be_v diminish_v and_o what_o quantity_n of_o colour_n it_o have_v give_v if_o the_o lapis_n be_v good_a and_o right_n you_o will_v find_v it_o will_v the_o first_o steeping_n yield_v about_o four_o or_o five_o ounce_n of_o vltra-marine_a which_o keep_v apart_o by_o its_o self_n as_o the_o best_a and_o fine_a colour_n though_o it_o appear_v grosser_n than_o the_o other_o of_o this_o sort_n by_o reason_n of_o the_o gold-coloured_n vein_n which_o be_v peculiar_o therein_o for_o the_o second_o whereof_o you_o will_v have_v three_o or_o four_o ounce_n you_o must_v follow_v the_o process_n aforemention_v this_o indeed_o will_v be_v fine_a than_o the_o other_o but_o not_o so_o good_a a_o colour_n keep_v it_o also_o by_o itself_o draw_v off_o a_o three_o and_o this_o will_v be_v still_o fine_a than_o the_o former_a but_o pale_a and_o more_o bright_a colour_a you_o must_v still_o pursue_v the_o same_o direction_n to_o extract_v it_o let_v your_o water_n be_v but_o half_a lukewarm_a and_o take_v care_n to_o manage_v the_o cement_n dextrous_o with_o the_o spatula_n and_o so_o preserve_v the_o colour_n apart_o you_o may_v extract_v a_o four_o colour_n after_o this_o rate_n but_o the_o water_n must_v be_v hot_a and_o you_o must_v press_v the_o cement_n very_o well_o with_o the_o spatula_n to_o squeeze_v out_o the_o colour_n and_o if_o mere_a water_n will_v not_o do_v make_v use_n of_o the_o mild_a lixivium_n of_o chap._n 229._o this_o last_o colour_n will_v be_v grayish_a or_o ash-coloured_a and_o of_o no_o great_a value_n and_o therefore_o not_o at_o all_o to_o be_v mix_v with_o any_o of_o the_o rest_n observe_v here_o that_o you_o can_v take_v up_o less_o than_o eight_o hour_n full_a to_o extract_v the_o colour_n nor_o than_o ten_o or_o twelve_o to_o allow_v the_o water_n for_o settle_v and_o if_o you_o perceive_v the_o colour_n do_v not_o come_v out_o free_a enough_o with_o the_o warm_a water_n add_v a_o three_o part_n of_o our_o mild_a lixivium_n and_o if_o that_o do_v not_o do_v use_v all_o lixivium_n but_o let_v it_o be_v cold_a and_o when_o that_o fail_v too_o of_o effect_v it_o sufficient_o you_o must_v make_v a_o lixivium_n of_o vine-stalk_n ash_n and_o this_o be_v strain_v let_v it_o boil_v for_o half_a a_o quarter_n of_o a_o hour_n until_o it_o be_v sharp_a enough_o to_o bite_v your_o tongue_n and_o then_o let_v it_o settle_v and_o grow_v clear_a this_o be_v your_o last_o shift_n for_o extract_v your_o colour_n and_o with_o this_o heat_a wash_v your_o cement_n very_o well_o and_o set_v it_o aside_o the_o whole_a design_n of_o all_o this_o trouble_n be_v only_o to_o serve_v for_o obtain_v the_o great_a quantity_n of_o vltra-marine_a and_o this_o consist_v in_o the_o goodness_n of_o the_o lapis_fw-la lazuli_fw-la and_o the_o cement_n which_o the_o circumspection_n and_o care_n take_v in_o all_o their_o preparation_n must_v advance_v chap._n ccxxxvi_o the_o method_n of_o cleanse_v the_o ultra-marine_a when_o it_o be_v separate_v from_o the_o cement_n after_o you_o have_v extract_v all_o your_o colour_n out_o of_o the_o cement_n and_o the_o water_n quite_o settle_v and_o separate_v from_o they_o pour_v on_o some_o of_o the_o mild_a lixivium_n before_o prescribe_v and_o so_o wash_v they_o with_o your_o hand_n but_o do_v rub_v it_o between_o they_o thus_o you_o will_v take_v away_o all_o the_o grease_n of_o the_o cement_n afterward_o wash_v it_o three_o or_o four_o time_n in_o fair_a water_n and_o let_v the_o water_n settle_v well_o before_o you_o put_v they_o into_o their_o proper_a vessel_n you_o may_v else_o another_o way_n purge_v the_o vltra-marine_a thus_o take_v the_o yolk_n of_o pullets-egg_n that_o have_v be_v feed_v only_o with_o corn_n and_o not_o with_o green_n prick_v these_o with_o a_o pin_n and_o so_o moisten_v the_o colour_n knead_v the_o mass_n with_o your_o hand_n and_o wash_v it_o afterward_o with_o your_o mild_a lixivium_n until_o the_o lixivium_n fall_v off_o clear_a again_o this_o do_v wash_v they_o three_o or_o four_o time_n over_o with_o fair_a water_n let_v the_o water_n settle_v well_o before_o you_o put_v they_o into_o their_o vessel_n this_o last_o way_n of_o purify_n the_o vltra-marine_a be_v mighty_a effectual_a but_o here_o be_v another_o help_n to_o be_v use_v with_o it_o which_o be_v a_o very_a great_a secret_n and_o perform_v thus_o after_o the_o colour_n be_v quite_o wash_v according_a to_o former_a direction_n as_o well_o as_o possible_a you_o must_v cast_v therein_o by_o little_a and_o little_a a_o bull's-gall_n rub_v it_o by_o degree_n with_o your_o hand_n so_o wash_v they_o often_o in_o clear_a water_n and_o you_o will_v have_v the_o colour_n in_o full_a perfection_n chap._n ccxxxvii_o to_o strain_v off_o the_o ultra-marine_a already_o wash_v and_o purify_v it_o be_v necessary_a to_o strain_v off_o the_o vltra-marine_a and_o the_o rest_n of_o the_o colour_n that_o if_o any_o grease_n or_o unctuosity_n of_o the_o cement_n remain_v it_o may_v be_v take_v quite_o away_o for_o these_o colour_n require_v a_o perfect_a and_o extraordinary_a purification_n for_o this_o purpose_n take_v a_o fine_a searce_n and_o pour_v thereon_o the_o last_o water_n with_o which_o you_o wash_v the_o vltra-marine_a and_o so_o strain_v they_o afterward_o through_o another_o fine_a searce_n and_o a_o three_o time_n through_o red_a quintain_n or_o crape_n but_o you_o must_v observe_v when_o you_o strain_v they_o to_o let_v they_o stand_v till_o you_o perceive_v they_o limpid_a and_o clear_a and_o so_o soak_v off_o the_o water_n dextrous_o with_o a_o sponge_n and_o be_v sure_a not_o to_o strain_v they_o promiscuous_o all_o together_o this_o be_v do_v to_o all_o the_o water_n let_v your_o colour_n settle_v in_o their_o proper_a vessel_n and_o dry_a in_o the_o shade_n when_o dry_a put_v they_o into_o little_a
assign_v the_o method_n for_o it_o if_o there_o be_v a_o scarcity_n thereof_o in_o france_n but_o since_o we_o have_v of_o it_o in_o abundance_n it_o be_v much_o better_a to_o employ_v the_o time_n in_o work_v the_o usual_a way_n than_o spend_v it_o unprofitable_o by_o take_v a_o more_o tedious_a method_n chap._n ccxli_o to_o make_v german-blue_a notwithstanding_o we_o have_v in_o the_o precede_a chapter_n show_v how_o to_o imitate_v very_o near_o the_o vltra-marine_a blue_n with_o ordinary_a enamel_n whereof_o we_o have_v give_v the_o preparation_n in_o chap._n 190._o yet_o we_o will_v show_v too_o the_o way_n to_o make_v german-blue_a by_o art_n which_o be_v a_o colour_n very_o fine_a and_o convenient_a to_o paint_n withal_o take_v four_o ounce_n of_o mercury_n or_o quicksilver_n siâ—_n ounce_n of_o flower_n of_o sulphur_n and_o a_o pound_n of_o sal-armoniack_a pound_n these_o very_a well_o in_o a_o stone-mortar_n till_o all_o the_o mercury_n be_v quite_o suppress_v and_o no_o long_o precipitable_a then_o put_v the_o mass_n into_o a_o glass_n body_n the_o bottom_n lute_v up_o to_o the_o middle_n set_v this_o on_o a_o very_a slow_a ash-fire_n let_v it_o stand_v uncover_v until_o all_o the_o moisture_n be_v exhale_v than_o head_n it_o very_o close_a and_o so_o improve_v the_o heat_n by_o degree_n until_o you_o bring_v the_o mass_n to_o a_o sublimation_n and_o thus_o you_o will_v have_v a_o very_a fine_a and_o delicate_a azure_a or_o german-blue_a which_o reduce_v to_o very_o soft_a powder_n on_o a_o marble_n or_o porphiry_n keep_v it_o afterward_o for_o use_n in_o paint_v the_o end_n of_o the_o ten_o book_n of_o the_o art_n of_o glass_n book_n xi_o wherein_o the_o manner_n of_o imitate_v all_o sort_n of_o pearl_n be_v show_v and_o do_v so_o effectual_o as_o to_o give_v they_o a_o equal_a splendour_n and_o beauty_n with_o those_o which_o be_v natural_o produce_v in_o the_o sea_n chap._n ccxlii_o all_o the_o ancient_n who_o have_v treat_v of_o the_o several_a sort_n and_o property_n of_o precious_a stone_n have_v at_o the_o same_o time_n discourse_v of_o pearl_n because_o they_o claim_v a_o place_n among_o the_o first_o and_o best_a of_o jewel_n in_o respect_n of_o their_o value_n as_o well_o as_o their_o beauty_n and_o the_o fix_a quality_n which_o they_o contain_v they_o have_v be_v at_o all_o time_n seek_v after_o for_o the_o ornament_n and_o pleasure_n of_o lady_n as_o they_o be_v at_o this_o day_n for_o these_o reason_n we_o think_v it_o convenient_a to_o give_v they_o a_o place_n among_o our_o work_n that_o from_o our_o experience_n the_o curious_a may_v be_v inform_v how_o to_o make_v such_o artificial_o as_o fine_a and_o splendid_a as_o those_o which_o nature_n form_n in_o the_o depth_n of_o the_o ocean_n we_o avow_v that_o the_o production_n of_o pearl_n be_v very_o different_a from_o that_o of_o precious-stone_n because_o the_o latter_a proceed_v from_o the_o earth_n and_o the_o former_a quite_o contrary_a from_o the_o shell-creature_n which_o be_v shroud_v in_o the_o bottom_n of_o the_o sea_n these_o receive_v their_o nourishment_n from_o the_o same_o liquld_v substance_n which_o crntribute_v to_o the_o growth_n of_o the_o shell_n and_o this_o slimy_a substance_n be_v resolve_v from_o the_o watery_a humour_n of_o the_o creature_n by_o three_o several_a process_n the_o first_o dry_v it_o by_o degree_n the_o next_o bring_v it_o to_o a_o hardness_n and_o last_o of_o all_o it_o be_v at_o certain_a time_n emply_v by_o the_o animal_n for_o the_o increase_n of_o its_o shell_n and_o the_o place_n where_o this_o be_v effect_v in_o the_o inmost_a envelop_v recess_n thereof_o now_o the_o first_o principle_n of_o these_o and_o all_o other_o precious_a stone_n descends_z from_o above_o to_o wit_n the_o universal_a seed_n which_o alone_o can_v give_v birth_n and_o increase_n to_o all_o the_o tenant_n of_o this_o vast_a universe_n and_o these_o precious_a stone_n as_o well_o as_o the_o metal_n be_v nourish_v in_o the_o womb_n of_o the_o earth_n so_o the_o live_a creature_n bear_v each_o other_o the_o foetus_fw-la within_o its_o parent_n etc._n etc._n the_o oriental_a pearl_n be_v generate_v in_o the_o fish_n which_o contain_v they_o with_o the_o mother_n as_o the_o occidental_a or_o western_a in_o our_o oyster_n but_o the_o beauty_n of_o these_o two_o be_v very_o different_a the_o oriental_a be_v of_o a_o silver_n white_a and_o exceed_v splendid_a to_o the_o occidental_a the_o best_a of_o these_o latter_a seldom_o arrive_v to_o any_o high_a than_o the_o colour_n of_o milk_n we_o will_v not_o here_o take_v notice_n of_o the_o particular_a place_n of_o the_o east_n where_o they_o be_v find_v but_o only_o inform_v you_o that_o the_o best_a and_o most_o beautiful_a come_v from_o the_o persiangulf_n about_o the_o isle_n of_o ormus_n bassora_n they_o be_v find_v in_o europe_n not_o only_o in_o the_o sea_n but_o in_o river_n and_o fresh_a water_n we_o have_v they_o from_o scotland_n silesia_n bohemia_n frisia_n lorraine_n etc._n etc._n in_o all_o which_o place_n they_o be_v find_v very_o fine_a only_o those_o of_o frisia_n be_v very_o small_a it_o be_v think_v the_o fish_n wherein_o the_o pearl_n be_v generate_v become_v sickly_a and_o weak_a and_o not_o able_a to_o dispose_v of_o the_o slimy_a moisture_n for_o the_o growth_n of_o its_o shell_n it_o remain_v in_o the_o body_n thereof_o and_o be_v dry_v hence_o the_o birth_n of_o the_o pearl_n and_o so_o by_o a_o continual_a supply_n of_o the_o like_a substance_n still_o coat_v it_o anew_o it_o become_v large_a just_a as_o the_o stone_n in_o the_o bladder_n of_o man_n and_o other_o creature_n engender_v and_o be_v feed_v by_o a_o clammy_a humour_n which_o can_v be_v emit_v by_o urine_n but_o remain_v behind_o and_o so_o harden_v and_o become_v a_o stone_n after_o the_o like_a manner_n the_o bezoar_a stone_n be_v breed_v in_o the_o indian_a goat_n of_o the_o kingdom_n of_o golcondea_n and_o in_o the_o gall_n of_o wild-boar_n in_o india_n and_o the_o hedgehog_n of_o malacca_n so_o several_a other_o stone_n to_o which_o they_o give_v the_o name_n of_o bezoar_n be_v find_v in_o the_o gall_n of_o beef_n deer_n goat_n and_o other_o animal_n in_o france_n and_o elsewhere_o all_o which_o have_v great_a virtue_n in_o physic_n how_o great_a and_o effectual_a those_o pearl_n be_v in_o physical_a matter_n and_o what_o success_n they_o reach_v there_o be_v not_o to_o our_o purpose_n we_o only_o intend_v to_o show_v the_o way_n of_o imitate_v their_o beauty_n by_o art_n so_o fine_o and_o with_o such_o exactness_n of_o lustre_n as_o not_o to_o leave_v it_o in_o the_o power_n of_o any_o to_o distinguish_v they_o easy_o from_o the_o true_a and_o natural_a one_o they_o be_v make_v of_o the_o very_o fine_a sort_n of_o paste_n that_o can_v be_v and_o the_o same_o stuff_n as_o the_o true_a one_o poverty_n and_o pride_n be_v two_o inseparable_a companion_n among_o our_o french_a such_o lady_n as_o make_v use_n of_o pure_a pearl_n be_v those_o that_o can_v afford_v it_o and_o the_o little_a creature_n that_o can_v reach_v the_o price_n but_o will_v however_o appear_v gay_a be_v oblige_v to_o have_v recourse_n to_o the_o counterfeit_n and_o content_v themselves_o with_o imitation_n only_o of_o nature_n it_o be_v some_o year_n since_o the_o use_v of_o these_o latter_a be_v introduce_v in_o france_n which_o now_o not_o only_o the_o puny_a lady_n but_o those_o of_o birth_n and_o quality_n do_v wear_v this_o proceed_v all_o from_o that_o fashion_n which_o insensible_o reach_v still_o at_o the_o large_a pearl_n which_o these_o lady_n covet_v for_o ornament_n and_o because_o they_o can_v not_o be_v furnish_v enough_o with_o true_a they_o make_v use_v of_o the_o artificial_a whence_o the_o common_a sort_n of_o person_n receive_v the_o advantage_n to_o vie_v with_o person_n of_o the_o first_o rank_n and_o quality_n which_o they_o do_v fail_v to_o do_v without_o consideration_n of_o either_o estate_n or_o condition_n but_o only_o to_o 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