General Information:
Chemical Formula:
Cu13V(Ge,As)3S16
Composition:
(Molecular Weight = 1,609.66 gm)
Vanadium 3.16 % V
Copper 51.32 % Cu
Germanium 10.15 % Ge
Arsenic 3.49 % As
Sulfur 31.87 % S
Empirical Formula:
Cu13V4+Ge2.25As0.75S16
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
None
Color:
yellow, grayish yellow, greenish yellow, olive yellow, or cream yellow.
Diaphaniety:
Opaque
Hardness:
4.5-5
Luster:
Metallic
More details...