General Information:
Chemical Formula:
Co+++O(OH)
Composition:
(Molecular Weight = 91.94 gm)
Cobalt 64.10 % Co
Hydrogen 1.10 % H
Oxygen 34.80 % O
Empirical Formula:
CoO(OH)
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[0001] Good
Color:
black or steel gray.
Density:
4.3
Diaphaniety:
Opaque
Hardness:
3-4 - Calcite-Fluorite
Luster:
Metallic
Streak:
black
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