Wolframite

(Fe,Mn)WO4

This sample of Wolframite is displayed in the Smithsonian Museum of Natural History. Wolframite is an oxide mineral of tungsten with iron and manganese. Its composition is (Fe,Mn)WO4. The sample at left is about 20 cm wide and is from North Chungchon, South Korea.

The Wolframite sample at right is about 20 x 28 cm and is from Chicote mine, Quime, Bolivia.

This Wolframite sample is about 4 x 6 cm and is from Pacuni Chico mine, Cochabamba, Bolivia.

Mindat: Wolframite

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