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词汇 Monazite sand
分类 英语词汇 英语翻译词典
释义

Monazite sand

英语百科

Monazite

Postcard view of a monazite mine in Shelby, North Carolina, showing cart tracks and a bridge
Monazite powder

Monazite is a reddish-brown phosphate mineral containing rare earth metals. It occurs usually in small isolated crystals. It has a hardness of 5.0 to 5.5 on the Mohs scale of mineral hardness and is relatively dense, about 4.6 to 5.7 g/cm. There are at least four different kinds of monazite, depending on relative elemental composition of the mineral:

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