Niningerite This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Niningerite".
Niningerite is a magnesium-iron-manganese sulfide mineral with the chemical formula (Mg,Fe,Mn)S 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.