General Information:
Chemical Formula:
Pb5(CrO4)2(PO4)2·(H2O)
Composition:
(Molecular Weight = 1,475.95 gm)
Chromium 7.05 % Cr
Phosphorus 4.20 % P
Hydrogen 0.14 % H
Lead 70.19 % Pb
Oxygen 18.43 % O
Empirical Formula:
Pb5(CrO4)2(PO4)2·(H2O)
IMA Status:
Approved IMA 1972
Physical Properties:
Cleavage:
None
Color:
orange.
Density:
6.45
Diaphaniety:
Transparent to Translucent
Hardness:
3.5 - Copper Penny
Luster:
Earthy (Dull)
Streak:
yellow
More details...