多硅白云母晶体化学式几种方法的讨论——用电子探针数据计算

Discussion on the Methods for Calculating the Crystal Chemical Formula of Phengite by the Date from Electron Probe

根据多硅白云母晶体化学模型的特点 ,比较了几种白云母晶体化学式的计算方法 ,提出的化学计量性方法 ,较合理地反映了多硅白云母晶体化学模型的特点 ,并解决了电子探针分析数据中Fe3 + /Fe2 + 的问题。

According to the characteristics of the crystal chemical model of phengite, some calculation methods of the crystal chemical formula of phengite are compared with each other, and stoichiometry method is put forward which properly fit the crystal chemical model of phengite. The problem of Fe3+/Fe2+ in electron probe data is also solved.