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白云母与黑云母的区别

更新时间: 2020-10-29 00:00:00     

白云母与黑云母的区别:

1、黑云母与白云母化学组成不同:黑云母K(Mg,Fe2+)3(Al,Fe3+)Si3O10(OH,F)2,白云母化学组成KAl2[Si3AlO10](OH,F)2。

2、白云母比黑云母稳定。

3、白云母是硅铝酸盐,为石英和长石成分,结晶紧密,耐酸碱性、耐候性好;黑云母是含镁、铁的硅铝酸盐,镁、铁耐酸碱性、耐候性差,易分解氧化。

关键词: 云母 黑云母 区别

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