Kurnakovite

MgB3O3(OH)5.5H2O

This sample of kurnakovite is displayed in the Smithsonian Museum of Natural History. Kurnakovite is a oxide mineral of boron (a borate) along with magnesium. It could be called magnesium borate. It has the composition MgB3O3(OH)5.5H2O. The sample at left is about 10 cm across and is from Boron open pit mine, Boron, California.

This sample of kurnakovite is from Boron open pit mine, Boron, California. It is about 8 x 10 cm.

This kurnakovite sample is about 12 x 15 cm and is from Boron, California.

Mindat: Kurnakovite

Minerals
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