Amphibole角闪石
Amphibole is a name given to silicate minerals with the general composition Ca2(Fe,Mg)5Si8O22(OH)2. The hornblende sample below is the most common example of this grouping. 角闪石是一组含钙硅酸盐矿物的总称,其一般化学式为Ca₂(Fe,Mg)₅Si₈O₂₂(OH)₂。下图所示的角闪石样本是该类矿物中最常见的例子。
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