Rambergite
Rambergite is a manganese sulfide mineral with formula MnS.
| Rambergite | |
|---|---|
| General | |
| Category | Sulfide mineral |
| Formula (repeating unit) | MnS |
| Strunz classification | 2.CB.45 |
| Crystal system | Hexagonal |
| Identification | |
| Color | Dark brown to black |
| Fracture | Uneven - irregular |
| Mohs scale hardness | 4 |
| Luster | Resinous |
| Streak | brown |
| Optical properties | Uniaxial (+) |
| References | [1] |
It has been found in anoxic marine sediments, rich in organic matter of the Gotland Deep, Baltic Sea and also in skarn in the Garpenberg area, Dalarna, Sweden. It was named after the mineralogist, Hans Ramberg (1917–1998).[2]
It is a member of the wurtzite group and is chemically related to hauerite.
References
- Rambergite at Mindat.org
- http://webmineral.com/data/Rambergite.shtml Webmineral data
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