Pyroaurite

Mg6Fe2CO3OH16 .4H2O

This sample of pyroaurite is displayed in the Smithsonian Museum of Natural History. Pyroaurite is a carbonate mineral which contains magnesium and iron with the composition Mg6Fe2CO3OH16 .4H2O. This sample is about 14x14 cm and originated in Langban Mine, Filipstad, Varmland, Sweden.

Mindat: Pyroaurite

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