General Information:
Chemical Formula:
Pb8(As+++2O5)2OCl6
Composition:
(Molecular Weight = 2,346.00 gm)
Arsenic 12.77 % As
Lead 70.66 % Pb
Chlorine 9.07 % Cl
Oxygen 7.50 % O
Empirical Formula:
Pb8As4O11Cl6
Physical Properties:
Cleavage:
[001] Perfect, [010] Good
Color:
light brown.
Density:
6
Diaphaniety:
Transparent
Hardness:
3 - Calcite
Luster:
Adamantine
Streak:
white
More details...