绿宝石其实是一种铍铝硅酸盐,而它的颜色则来自于微量的铬元素。
Beryl is a beryllium-aluminum silicate, and its color comes from small amounts of chromium.
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。
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。
A mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium.
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