General Information:
Chemical Formula:
MnS2
Composition:
(Molecular Weight = 119.07 gm)
Manganese 46.14 % Mn
Sulfur 53.86 % S
Empirical Formula:
Mn2+S2
Name Origin:
Named after the Austrian geologists, J. R. Hauer (1778-1863) and F. R. Hauer (1822-1899).
Physical Properties:
Cleavage:
[100] Perfect, [010] Perfect, [001] Perfect
Color:
blackish gray, brownish gray, or brownish black.
Density:
3.463
Diaphaniety:
Opaque
Habits:
Euhedral Crystals - Occurs as well-formed crystals showing good external form., Massive - Granular - Common texture observed in granite and other igneous rock.,
Hardness:
4 - Fluorite
Luster:
Metallic
Streak:
reddish brown
More details...