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This sample of roscherite is displayed in the Smithsonian Museum of Natural History. Roscherite is a phosphate mineral of beryllium which contains calcium, iron and manganese. It has the composition (Ca,Fe,Mn)3Be3(PO4)3(OH)3.2H2O. This sample is about 3x5 cm and is from Lavra da Ilha pegmatite, Itinga, Minas Gerais, Brazil.
这个roscherite样本陈列在史密森尼自然历史博物馆中。roscherite是一种含铍的磷酸盐矿物,含有钙、铁和锰。其化学式为(Ca,Fe,Mn)₃Be₃(PO₄)₃(OH)₃·2H₂O。该样本尺寸约为3x5厘米,采自巴西Minas Gerais州Itinga的Lavra da Ilha伟晶岩。
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