Minerals
Keilite
keilite
FeS
Textural settings and mineral associations of keilite in the Zakłodzie ... — via www.researchgate.net · Source
Overview
Keilite is an iron-magnesium sulfide mineral with the chemical formula (Fe,Mg)S) that is found in enstatite chondrites. Keilite is the iron-dominant analog of niningerite. Keilite is named after Klaus Keil (born 1934).
Identification characteristics
- Mohs hardness 4