矿物结构与层间阳离子的固定与释放

被引:5
作者
封克
汤炎
殷士学
机构
[1] 扬州大学农学院农学系!扬州
关键词
阳离子固定; 矿物结构; 层间电荷;
D O I
10.19411/j.1007-824x.1999.03.012
中图分类号
S153.61 [];
学科分类号
0903 ; 090301 ;
摘要
分析2∶1型矿物的结构差异、层间电荷性质以及在风化过程中某些性质的变化对层间阳离子吸引力的影响,对已有报道中一些矛盾的结果或不具普遍意义的结论进行了讨论.得出几个较为明确的结论:层间总电荷与四面体电荷所占比例大小共同决定矿物对层间阳离子的固定能力;原生矿物中八面体结构与层间阳离子固定间的关系对次生矿物而言,也许并不一致;八面体中可变价阳离子的氧化还原,可导致矿物固定阳离子能力发生较大变化
引用
收藏
页码:38 / 42
页数:5
相关论文
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