General Information:
Chemical Formula:
Pb6CrCl6(O,OH)8
Composition:
(Molecular Weight = 1,637.92 gm)
Chromium 3.17 % Cr
Hydrogen 0.12 % H
Lead 75.90 % Pb
Chlorine 12.99 % Cl
Oxygen 7.81 % O
Empirical Formula:
Pb6CrCl6O6(OH)2
IMA Status:
Approved IMA 1974
Physical Properties:
Cleavage:
[1120] Distinct
Color:
red violet.
Density:
5.85
Diaphaniety:
Transparent to Translucent
Hardness:
2.5 - Finger Nail
Luster:
Vitreous (Glassy)
Streak:
white
More details...