粒状菱镁矿

grain magnesite的用法和样例：

例句

The magnesite originated from the peridotite by weathering.菱镁矿是由橄榄岩风化形成的。
Magnesia is generally derived from the mineral magnesite or from magnesium salts in seawater and some naturally occurring brines.氧化镁一般来源于菱镁矿，或者来源于海水以及其他天然存在的盐水中的镁盐。

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alkaline extracts of soils