General Information:
Chemical Formula:
PbCuAl2(SO4)2(OH)6
Composition:
(Molecular Weight = 618.88 gm)
Aluminum 8.72 % Al
Copper 10.27 % Cu
Hydrogen 0.98 % H
Lead 33.48 % Pb
Sulfur 10.36 % S
Oxygen 36.19 % O
Empirical Formula:
PbCuAl2(SO4)2(OH)6
IMA Status:
Approved IMA 1962
Physical Properties:
Color:
green.
Density:
4.037
Diaphaniety:
Transparent to Translucent
Hardness:
3-4 - Calcite-Fluorite
Luster:
Earthy (Dull)
Streak:
light green
More details...