General Information:
Chemical Formula:
CuBiS2
Composition:
(Molecular Weight = 336.66 gm)
Copper 18.88 % Cu
Bismuth 62.07 % Bi
Sulfur 19.05 % S
Empirical Formula:
CuBiS2
Locality:
Czechoslovakia at Schlaggenwald, Bohemia.
Name Origin:
From the Greek emplektos, "interwoven."
Physical Properties:
Cleavage:
[001] Perfect
Color:
gray, grayish yellow, silver white, or tin white.
Density:
6.3 - 6.5, Average = 6.4
Diaphaniety:
Opaque
Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Granular - Generally occurs as anhedral to subhedral crystals in matrix., Massive - Fibrous - Distinctly fibrous fi ne-grained forms.
Hardness:
2 - Gypsum
Luminescence:
Non-fluorescent.
Luster:
Metallic
Streak:
black
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