Niningerite
| General | |
|---|---|
| Category | Sulfide minerals | 
| Formula (repeating unit) | MgS | 
| Strunz classification | 2.CD.10 | 
| Crystal system | Cubic | 
| Crystal class | Hexoctahedral (m3m) H-M symbol: (4/m 3 2/m) | 
| Space group | Fm3m | 
| Unit cell | a = 5.2 Å; Z = 4 | 
| Identification | |
| Color | grey | 
| Mohs scale hardness | 3½ - 4 | 
| Luster | metallic | 
| Diaphaneity | opaque | 
Niningerite is a magnesium-iron-manganese sulfide mineral with the chemical formula MgS that is found in enstatite chondrite meteorites.[1] Niningerite is the magnesium-dominant analog of keilite.[2] This mineral is named after Harvey H. Nininger.
See also
References
- ↑ webminerals
- ↑ M. Shinizu; H. Yoshida (2002). "The New Mineral Species Keilite (Fe,Mg)S, the Iron-dominant Analogue of Niningerite" (PDF). The Canadian Mineralogist. 40 (6): 1687–1692. doi:10.2113/gscanmin.40.6.1687.
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