General Information:
Chemical Formula:PbTe3(Cl,S)2
Composition:(Molecular Weight = 657.52 gm)Tellurium 58.22 %
TeLead 31.51 %
PbSulfur 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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