General Information:
Chemical Formula:
PbZn2(AsO4)2·2(H2O)
Composition:
(Molecular Weight = 651.85 gm)
Zinc 20.06 % Zn
Arsenic 22.99 % As
Hydrogen 0.62 % H
Lead 31.79 % Pb
Oxygen 24.54 % O
Empirical Formula:
PbZn2(AsO4)2·2(H2O)
IMA Status:
Approved IMA 1980
Physical Properties:
Cleavage:
None
Color:
colorless or sky blue.
Density:
5.3
Hardness:
4.5 - Between Fluorite and Apatite
Luster:
Vitreous - Resinous
Streak:
white
More details...