Page 438 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

MINERAL NAME CHEMICAL FORMULA ICDD FILE REFERENCE NO.
(as of 1997)
roxbyite 23-958
sampleite NaCaCu 5 (P0 4 ) 4 Cl-5H 2 0 11-349
schulenbergite (Cu,Zn) 7 (S0 4 ,C0 3 ) 2 (OH) · 3H 2 0 38-349
1 0
shattuckite Cu 5 (Si0 3 ) 4 (OH) 2 20-356
spangolite Cu 6Al(S0 4)Cl(OH) · 3H 2 0 5-142
1 2
spertiniite Cu(OH) 2 35-505
spionkopite Cu 1>32 S 36-380
stromeyerite CuAgS 26-553; 9-499; and 12-156
synthetics Cu 2ZnSiS 4 26-574
CuSn(P0 4 ) 2 -3H 2 0 38-598
34-282 and 19-218
Ca 2 Cu0 3
no entry
CuP0 3
tagilite Cu 2 P0 4 (OH)-H 2 0 same as pseudomalachite
tennantite (Cu,Fe) 12As 4S 13 11-102 and 29-569
tenorite CuO 5-661
tolbachite CuCl 2 35-690
trippkeite CuAs 2 0 4 31-451
tsumebite Pb 2 Cu(P0 4 )(S0 4 )(OH) 29-568
turquoise CuAl 6 (P0 4 )(0H) 8 -4H 2 0 6-214
unnamed 508 (Zn,Cu) 7 (SO 4 ) 2 (OH) 10 -3H 2 O no entry
unnamed 512 (Zn,Cn) 5 (S0 4 ) 2 (0H) 6 -6H 2 0 no entry
wheatleyite Na 2 Cu(C00) 4 -2H 2 0 39-1500
wroewolfeite Cu 4 S0 4 (OH) 6 -2H 2 0 27-1133
yarrowite Cu li2 5 36-379
A
4
zapatalite Cu 3 l 4 (P0 4 ) 3 (OH) 9 · H 2 0 25-261
zincrosasite (Zn,Cu) 2 C0 3 (OH) 2 36-1475
copper (I) formate Cu(HCOO) 14-804
copper (II) formate Cu(HCOO) 2 14-708
copper (II) formate Cu(HCOO) 2 -2H 2 0 16-954
copper (II) acetate Cu(CH 3 COO) 2 -H 2 0 27-145

The optical characteristics and crystallographic group of some of the minerals in this appendix are compiled in T A B L E 2
on the following pages. The majority of the data were obtained from Fleischer, Wilcox, and Matzko 1984, which is a useful
source of information on optical characteristics.

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