General Information:
Chemical Formula:
Bi2Te3
Composition:
(Molecular Weight = 800.76 gm)
Bismuth 52.20 % Bi
Tellurium 47.80 % Te
Empirical Formula:
Bi2Te3
Environment:
Gold and tellurium-bearing deposits.
Locality:
Little Madrid Mine, Sylvanite district, Hidalgo County, New Mexico.
Name Origin:
Named after its composition of tellurium and bismuth.
Physical Properties:
Cleavage:
[0001] Perfect
Color:
pale gray.
Density:
7.815
Diaphaniety:
Opaque
Habits:
Massive - Fibrous - Distinctly fibrous fine-grained forms., Platy - Sheet forms (e.g. micas).,
Hardness:
1.5-2 - Talc-Gypsum
Luster:
Metallic
Streak:
lead gray
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