General Information:
Chemical Formula:
(Co,Ni)As
Composition:
(Molecular Weight = 133.79 gm)
Cobalt 33.04 % Co
Nickel 10.97 % Ni
Arsenic 56.00 % As
Empirical Formula:
Co0.75Ni0.25As
IMA Status:
Approved IMA 1969
Physical Properties:
Color:
pink or reddish gray.
Density:
8.17
Diaphaniety:
Opaque
Hardness:
6-6.5 - Orthoclase-Pyrite
Luster:
Metallic
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