General Information:
Chemical Formula:
Pb5(As+++O3)3Cl
Composition:
(Molecular Weight = 1,440.21 gm)
Arsenic 15.61 % As
Lead 71.93 % Pb
Chlorine 2.46 % Cl
Oxygen 10.00 % O
Empirical Formula:
Pb5(AsO3)3Cl
Physical Properties:
Cleavage:
[1011] Distinct
Color:
gray or black.
Density:
7.265
Diaphaniety:
Translucent to Opaque
Hardness:
2.5 - Finger Nail
Luster:
Subadamantine
More details...