General Information:
Chemical Formula:
Pb(Cu,Zn)2(AsO4)2·2(H2O)
Composition:
(Molecular Weight = 649.08 gm)
Zinc 5.04 % Zn
Copper 14.69 % Cu
Arsenic 23.09 % As
Hydrogen 0.62 % H
Lead 31.92 % Pb
Oxygen 24.65 % O
Empirical Formula:
PbCu1.5Zn0.5(AsO4)2·2(H2O)
IMA Status:
Approved IMA
Physical Properties:
Color:
bluish green or green.
Hardness:
4-5 - Fluorite-Apatite
Luster:
Earthy (Dull)
Streak:
white
More details...