Category Sulfide minerals Strunz classification 2.CD.10 Space group Fm3m | Formula
(repeating unit) MgS Crystal system Cubic | |
Crystal class Hexoctahedral (m3m)
H-M symbol: (4/m 3 2/m) | ||
Niningerite is a magnesium-iron-manganese sulfide mineral with the chemical formula MgS that is found in enstatite chondrite meteorites. Niningerite is the magnesium-dominant analog of keilite. This mineral is named after Harvey H. Nininger.
References
Niningerite Wikipedia(Text) CC BY-SA