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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.
这种pyroaurite样品陈列在史密森尼自然历史博物馆中。pyroaurite是一种含镁和铁的碳酸盐矿物,其化学式为Mg₆Fe₂CO₃OH·16.4H₂O。该样品尺寸约为14×14厘米,产自瑞典Varmland省Filipstad市的Langban矿。
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