General Information:
Chemical Formula:
Pb4FeSb6S14
Composition:
(Molecular Weight = 2,064.07 gm)
Iron 2.71 % Fe
Antimony 35.39 % Sb
Lead 40.15 % Pb
Sulfur 21.75 % S
Empirical Formula:
Pb4Fe2+Sb6S14
Locality:
Herja, Romania.
Name Origin:
Named as a dimorph of jamesonite.
Physical Properties:
Cleavage:
None
Color:
gray.
Density:
5.479 - 5.485, Average = 5.48
Diaphaniety:
Opaque
Habits:
Columnar - Forms columns, ,
Hardness:
2.5-3 - Finger Nail-Calcite
Luster:
Metallic
More details...