General Information:
Chemical Formula:
Pb6Sn2FeSb2S14
Composition:
(Molecular Weight = 2,228.89 gm)
Iron 2.51 % Fe
Tin 10.65 % Sn
Antimony 10.92 % Sb
Lead 55.78 % Pb
Sulfur 20.14 % S
Empirical Formula:
Pb6Sn2Fe2+Sb2S14
IMA Status:
Approved IMA 1981
Locality:
Andacaba deposit, Potosi, Bolivia.
Name Origin:
Named for its locality.
Physical Properties:
Cleavage:
[001] Perfect, [010] Good
Color:
white.
Density:
6.2
Diaphaniety:
Opaque
Habits:
Microscopic Crystals - Crystals visible only with microscopes., Aggregates - Made of numerous individual crystals or clusters.,
Hardness:
2.5 - Finger Nail
Luster:
Metallic
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