Bustamite

CaMnSi2O6

This sample of bustamite is displayed in the Smithsonian Museum of Natural History. Bustamite is a silicate mineral of manganese and calcium with the composition CaMnSi2O6. The sample at left is about 10 cm across and is from Franklin, New Jersey. It is described as bustamite with franklinite and hendricksite.

Mindat: Bustamite

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