Page 435 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

Some Copper Minerals and Corrosion Products

APPENDIX Q

TABLE 1 MINERAL FORMULAS AND ICDD REFERENCE NOS.

MINERAL NAME CHEMICAL FORMULA ICDD FILE REFERENCE NO.
(as of 1997)
anarakite (Cu,Zn) 2(OH) 3Cl actually paratacamite
anilite Cu 7 S 4 24-58 and 33-489
anthonyite Cu (0H,C1)-3H 20 15-670
antlerite Cu 3 S0 4 (OH) 4 7-407
arzrunite Cu 4 Pb 2 S0 4 (OH) 4 Cl 6 -2H 2 0 inadequate data
atacamite Cu 2 (OH) 3 Cl 25-269
aurichalcite (Cu,Zn) 5 (C0 3 ) 2 (OH) 6 17-743
azurite 2CuC0 3 -Cu(OH) 2 11-682
beaverite Pb (FeCuAl) 3 (S O 4 ) 2 (OH) 6 17-476
bisbeeite CuSi0 3 -H 2 0 same as chrysocolla
boleite Pb 9 Cu 8 Ag 8 Cl 21 (OH) 16 .2H 2 0 27-1206
bonatite CuS0 4 -3H 2 0 22-249
bornite Cu 5FeS 4 14-323 and 34-135
botallackite Cu 2 (OH) 3 Cl 8-88
brochantite Cu 4 S0 4 (OH) 6 13-398
buttgenbachite Cu 18 (N0 3 ) 2 (OH) 32 Cl 3 .H 2 0 8-136 and 34-181
caledonite Cu 2 Pb 5 (S0 4 ) 3 C0 3 (OH) 6 29-565
calumetite Cu(OH,Cl) 2 15-669
chalcanthite CuS0 4 -5H 2 0 11-646
chalcocite, low Cu 2S 33-490
chalcocite, high Cu 2S 29-578
chalcocite Cu 2S 33-490
chalcocyanite CuS0 4 15-775
chalconatronite Na 2 Cu(C0 3 ) 2 -3H 2 0 22-1458
chalcopyrite CuFeS 2 35-752 and 37-471
chenevixite Cu 2 Fe 2 (As0 4 ) 2 (OH) 4 -H 2 0 29-553
chenite CuPb 4 (S0 4 ) 2 (OH) 6 39-350
chloroxiphite CuPb 3 Cl 2 0 2 (OH) 2 33-467 and 8-112