General Information:
Chemical Formula:
Sb2S3
Composition:
(Molecular Weight = 339.70 gm)
Antimony 71.68 % Sb
Sulfur 28.32 % S
Empirical Formula:
Sb2S3
Environment:
Dimorphous with metastibnite, compare bismuthinite, guanajuatite, animonselite.
IMA Status:
Approved IMA 1960
Name Origin:
From the Greek, stimmi or stibi, "antimony," thence to the Latin, stibium. Also from the Greek anthemon, "flower" in allusion to the form of crystal druses.
Physical Properties:
Cleavage:
[010] Perfect
Color:
lead gray, bluish lead gray, steel gray, or black.
Density:
4.63
Diaphaniety:
Opaque
Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Striated - Parallel lines on crystal surface or cleavage face., Granular - Generally occurs as anhedral to subhedra l crystals in matrix.
Hardness:
2 - Gypsum
Luminescence:
None.
Luster:
Metallic
Streak:
blackish gray
More details...