General Information:
Chemical Formula:
Cr+++O(OH)
Composition:
(Molecular Weight = 85.00 gm)
Chromium 61.17 % Cr
Hydrogen 1.19 % H
Oxygen 37.64 % O
Empirical Formula:
CrO(OH)
IMA Status:
Approved IMA 1967
Physical Properties:
Color:
dark red or reddish brown.
Density:
4.11
Diaphaniety:
Opaque
Hardness:
3.5-4.5
Luster:
Metallic
Streak:
red
More details...