General Information:
Chemical Formula:Cu(Co,Ni)2S4
Composition:(Molecular Weight = 309.55 gm)Cobalt 28.56 %
CoCopper 20.53 %
CuNickel 9.48 %
NiSulfur 41.43 %
S Empirical Formula: CuCo1.5Ni0.5S4
Physical Properties: Cleavage:[001] Indistinct
Color:gray, gray, copper red, light gray, or steel.
Density:4.5 - 4.8, Average = 4.65
Diaphaniety:Opaque
Hardness:4.5-5.5
Luster:Metallic
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