General Information:
Chemical Formula:
PbCu4FeBiS6
Composition:
(Molecular Weight = 709.63 gm)
Iron 7.87 % Fe
Copper 35.82 % Cu
Lead 29.20 % Pb
Sulfur 27.11 % S
Empirical Formula:
PbCu4Fe2+S6
IMA Status:
Approved IMA 1976
Locality:
Mihara mine and the Imooka mine, Okayama Prefecture, Japan.
Name Origin:
Named after the locality.
Physical Properties:
Color:
gray.
Density:
6.06
Diaphaniety:
Opaque
Habits:
Microscopic Crystals - Crystals visible only with microscopes., ,
Hardness:
4 - Fluorite
Luster:
Metallic
More details...