General Information:
Chemical Formula:
PbTe3(Cl,S)2
Composition:
(Molecular Weight = 657.52 gm)
Tellurium 58.22 % Te
Lead 31.51 % Pb
Sulfur 4.88 % S
Chlorine 5.39 % Cl
Empirical Formula:
PbTe3ClS
IMA Status:
Approved IMA 1984
Locality:
Champion Reef mine, Kolar gold fields, Karnataka, India.
Name Origin:
Named after B. P. Radhakrishna (1018-), Indian mineralogist.
Physical Properties:
Color:
gray or reddish brown.
Density:
8.89
Diaphaniety:
Opaque
Habits:
Microscopic Crystals - Crystals visible only with microscopes., Aggregates - Made of numerous individual crystals or clusters.,
Luster:
Metallic
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