A mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium.

作为稀有土壤来源的一种矿物，由铁、铍、铈、钇、铒的硅酸盐矿物构成。

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This paper briefs the mineral resources and deposit locations of beryllium and present status of its main producers of the United States of America.

本文介绍了美国铍工业矿藏资源和储量的分布以及主要厂家的生产现状。

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Beryl is an important gem mineral and main source of beryllium which has significant strategic importance in mineral resources.

绿柱石是自然界重要的宝石矿物，也是金属铍的主要来源，在矿产资源中具有重要的战略意义。

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