General Information:
Chemical Formula:
Cu6Zn3As4S12
Composition:
(Molecular Weight = 1,261.92 gm)
Zinc 15.55 % Zn
Copper 30.21 % Cu
Arsenic 23.75 % As
Sulfur 30.49 % S
Empirical Formula:
Cu6Zn3As4S12
IMA Status:
Approved IMA 1968
Physical Properties:
Color:
lead gray, black, or steel gray.
Density:
4.3
Diaphaniety:
Opaque
Hardness:
3.5-4 - Copper Penny-Flourite
Luster:
Metallic
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