General Information:
Chemical Formula:
(Bi,Pb)3Te4
Composition:
(Molecular Weight = 1,136.01 gm)
Bismuth 41.39 % Bi
Tellurium 44.93 % Te
Lead 13.68 % Pb
Empirical Formula:
Bi2.25Pb0.75Te4
IMA Status:
Approved IMA 1977
Physical Properties:
Cleavage:
[???] Perfect
Color:
silver white.
Density:
7.739
Diaphaniety:
Opaque
Hardness:
2.5 - Finger Nail
Luster:
Metallic
Streak:
lead gray
More details...