Page 517 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

coatings (continued) compounds , propertie s of, mixed-cation , 143
problem s with , 3 8 8 - 9 0 3 9 9 - 4 0 0 a n d patin a authenticity, 131
researc h neede d on , 391 electroni c configuratio n of, as pigments , 122,134-3 8
resin , 384 3 9 8 - 9 9 vs. alteratio n products , 265
reversibilit y of, 388, 389 geographi c distributio n of, 398 morpholog y of, 138-3 9
wax , 360, 382-83 , 385, 396 n8 , histor y o f us e of, xii , 2, 3 - 6 problem s with , 122
397n3 8 isotope s of, 2 synthesi s of, 137-38
cobalt, i n blu e glazes, 255 i n mythology , 3 - 4 i n pittin g corrosion , 132-34 ,
Codex Lucensis 490. See Lucca native, 2 - 3 , 2f, 3 f 135 f, 1351
manuscrip t propertie s of, 2 - 3 , 398 coppe r (I) chloride , an d tenorite
colloida l h a r d soldering , 254 publication s o n conservatio n of, formation , 98
colophony , i n coppe r r é s i n â t e s , xiii-xiv , x i v f coppe r (II) chloride , thermody ­
295, 316 n23 redepositio n i n cuprit e patinas , n a m i c dat a for, 1361
Compositiones variae. See Lucca 85-86 , 178 ρ coppe r citrate
manuscrip t coppe r acetate(s), 270-78 . See also recip e for, 288
connellite , 139 - 41 verdigri s visibl e spectr a for, 288, 289 f
carbonatian , 139 decompositio n of, 276 X-ray diffractio n dat a for, 445 t
propertie s of, 139 propertie s of, 271-72, 271t, coppe r compounds , propertie s of,
recip e for, 405 2721, 274 3 9 9 - 4 0 0
stability of, I40f , 141 synthesi s of, 268 coppe r (I) compounds , propertie s
thermodynami c dat a for, i36 t X-ray diffractio n dat a for, of, 399
X-ray diffractio n dat a for, 426 1 434t-35 t coppe r (II) compounds , propertie s
conservability , definitio n of, sonn coppe r (I) acetate, propertie s of, Of, 399
conservatio n treatments , 352-9 5 271, 2721 coppe r diarsenat e I , recip e for,
aesthetic consideration s in , 358 coppe r (II) acetate 308, 416
an d chalconatronit e formation , basi c coppe r diarsenite , propertie s of,
119-2 0 propertie s of, 271-72, 271t, 205p , 30 9
chemical , 3 6 2 - 6 9 436t-42 t coppe r emerald , 255
coatings and , 382-9 1 synthesi s of, 273-7 4 coppe r formate(s) , 269-7 0
corrosio n inhibitor s and , 376 - 82 neutral , propertie s of, 271, 272 t as corrosio n product , 269
cuprit e patina s as, 91 coppe r acetate-arsenite, X-ray dif­ propertie s of, 269, 269 1
documentatio n of, 353 fractio n data for, 312, X-ray diffractio n dat a for,
dryin g a n d sealin g method s in , 452t-54 t 431t-33 t
355-56 coppe r (II) acetate hydrate , proper ­ coppe r (I) formate , propertie s
histor y of, 353-57 ties Of, 272-73 , 2721, 4361 of, 269 1
for marin e artifacts, 71-72, 356, coppe r alloy s coppe r (II) format e
369-7 3 w i t h arsenic , 3, 5 basic , 269-70 , 269 1
mechanical , 357- 62 coatings for, 382-9 1 propertie s of, 269-70 , 269 1
nondestructiv e testing before, w i t h tin . See bronz e coppe r green , 91
392-9 5 variatio n i n behavio r of, 11 coppe r (II) hexakis-cyanoferrate , 315
an d organi c coppe r salts, variatio n i n corrosio n of, 7, 8 f coppe r hydroxide(s) , 81-98 . See
303-30 5 w i t h zinc . See bras s also specific types
patina-strippin g in , 353-55 coppe r arsenite. See Scheele's coppe r (II) ions , spot test for
preservatio n without , 357 gree n presenc e of, 79 n 3
problem s associate d with , 98 coppe r blue , 115 coppe r lusterware , 93
repatinatio n after, 374-76 , coppe r carbonates , basic , 100-20 . coppe r nitrates, 250-5 1
396n 2 See also specific types as corrosio n products , 250-5 1
residue s of, i n indoo r environ ­ formatio n i n solution , 111-13 propertie s of, 250-51 , 251t
ment , 63 mixed-cation , lie -17 coppe r orthoarsenit e
stabilizatio n in , 370-3 3 coppe r chloride(s) , 122-43 . See color-reflectanc e dat a for, 312,
passive , 391-9 2 also specific types 313 f
for wood-meta l artifacts, 71-72 basic , 139 - 43 propertie s of, 206p , 309, 312
continenta l shelf, 661, 67 as alteratio n products , 265 recip e for, 4i 6
Copernica prunifera, 397n3 8 as pigments , 134-38 , 265 coppe r oxalates, as corrosio n
copiapite , 147 an d bronz e disease, 122,125-3 4 product , 305
coppe r chlorid e ion s and , 129-3 1 coppe r phosphates , 240-50 . See
chemistr y of, 398 - 40 0 also specific types
blanchin g of, 241

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