General Information:
Chemical Formula:
Bi2(Se,S)3
Composition:
(Molecular Weight = 691.82 gm)
Bismuth 60.41 % Bi
Selenium 25.68 % Se
Sulfur 13.91 % S
Empirical Formula:
Bi2Se2.25S3
Physical Properties:
Cleavage:
[0001] Perfect
Color:
lead gray or yellowish white.
Density:
6.6
Diaphaniety:
Opaque
Hardness:
2.5-3 - Finger Nail-Calcite
Luster:
Metallic
Streak:
gray
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