General Information:
Chemical Formula:
Bi2S3
Composition:
(Molecular Weight = 514.16 gm)
Bismuth 81.29 % Bi
Sulfur 18.71 % S
Empirical Formula:
Bi2S3
Physical Properties:
Cleavage:
[010] Perfect
Color:
gray, silver white, or tin white.
Density:
6.8 - 7.2, Average = 7
Diaphaniety:
Opaque
Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Massive - Lamellar - Distinctly foliated fine-grained forms., Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Hardness:
2 - Gypsum
Luminescence:
None.
Luster:
Metallic
Streak:
gray
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