Page 514 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

arsenic Autoclear, 390 Benedict XV, Pope, shrine of, 91
coating of, as patina, 327 aventurine glass, 94 Benin bronzes, copper salts on, 304
(
in pigments, 307 azure, recipe for, 286 benzotriazole B T A )
n
plating with, 22, 80 6 azurite, 10 8 -11 and bronze disease, 380
arsenic-copper alloys, 3, 5 artificial. See blue verditer in conservation treatment, 373,
arsenic oxide, in bronzing solu­ atacamite formation from, 110 376-81
tions, 22 clinoatacamite formation as corrosion inhibitor, 376 - 8i
Art and Archaeology Technical from, 110 in Incralac, 385-86
Abstracts (aata), 106, conservation issues with, 110 -11 industrial applications for, 376,
121 n 4 as corrosion product, 100,108 397n30, 397n33
2
1
Asia, verdigris recipes from, 91-93 crystal forms for, 00,101 f, 184 ρ precautions for using, 381
Aspergillus amstelodami, 63 decomposition by heat, 113 reaction products of, 377-79,
Aspergillus niger, 63 decorative uses of, 121 ηβ 378t-79t
Asrarul Khat manuscript, verdigris fingerprinting of, 110 recommendations on, 380-8i
recipe in, 2 9 1 - 9 2 , 415 formation in solution, 108, safety of, 381
A S T M . See American Society for 111-13 standard practice for, 380
Testing and Materials malachite formation from, beta phase, 339, 351 nie, 02
4
atacamite, 124 108, 111 bidri ware
formation of as pigment, 6,100,106,108-10 , composition of, 348 - 49
from azurite, 110 113 -14 patinas on, 348 - 49
and bronze disease, 128-29 properties of, 1 0 0 , 1 0 2 t, 108, bitumen, as conservation treat­
in marine burial environ­ 184 ρ ment, 326
ments, 112 sources of, 109 -10 biuret, 73
in seawater, 68, 69 f stability of, 113, 4 o f black, ivory, Ι66
i
in patinas tenorite formation from, 96, black asem, 236
and authenticity verification, 97 f, 110 black fuzzies, 232-35
131 thermodynamic data for, 1361 black patinas
I
of Great Buddha, 6 0 transformation of, 110 -11 in aqueous environment,
as pigment in verdigris synthesis, 277, 291 328-29
in art, 134-3 7 example of, 90,179 p
synthesis of, 137-38 Β treatment for development
Pourbaix diagrams for, 130 f Β70 method, 370 of, 9 0
properties of, 123 t, 124,138, Β soil horizon, 38 blaubleibender covellite, 226
138 f, 187 ρ bacteria blue(s)
recipes for, 406, 413, 415 marine, 6 5 - 6 7 ashes, 115
spherulitic form of, 138 sulfate-reducing, 6 5 - 6 7 Bremen, 306
synthetic form of, 137-38, and copper sulfide produc­ copper, 115
2
142, 30 6 tion, 227-2 8 Egyptian, 96, 01p, 257-62,
thermodynamic data for, 1361 Barlaam und Josaphat manuscript 265-66
in verdigris synthesis, 281, 284 copper proteinates in, 299 Han, 20 2 p, 266
X-ray diffraction data for, 4501 verdigris in, 273-74, 277, 4411 Mayan, 109,121 ns
atmospheric gas concentrations Batavia (ship) Monastral, 315
conversion factors for, 441 conservation methods at, 370 mountain, 115,121 ni4
modern, 441, 4 5 - 4 7 tenorite patina on, 95 Peligot, 166, 406
atmospheric marine zone, 661, 67 batteries, primitive wet-cell, 16 -18, phthalocyanine, 208p
atmospheric pollution. See air 7 9 - 8 0 n 5 recipes for, 414 -15
pollution beads ultramarine, 109
atramentum, 147 faustite, 250, 4291 vitriol, 146
atramentum sutorium, 147 malachite, 103 -104 blue verditer, 114 -16
Augsburg, Cathedral of (Germany), turquoise, 248 in art, 114-15
copper salts on bronze beaverite early use of, 114
doors of, 305 on Great Buddha, 162 properties of, 115, i85p
aurichalcite properties of, 1481 recipe for, 114, 405
as corrosion product, 116 Bedacryl 221 x, 384 synthesis of, 114,115-16, 405
properties of, 1 0 0 , 1 0 2 t, 116 Belousov-Zhabotkinskii B N F M R A . See British Non-
Australia House (England), patina reactions, 86 Ferrous Metals Research
on, 50t-51t , 51 Association

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