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交错层理分几类
更新时间: 2020-08-17 00:00:00  

1、板状交错层理:是一种层系上下界面平直,呈板状,厚度稳定不变或变化不大的交错层理,各层系内的细层倾向常为同向的。

2、楔形交错层理:即呈楔状的交错层理。

3、槽状交错层理:其特点是单个层系厚度变化极快,各层系底界强烈下凹,具明显的槽状侵蚀底界。

4、羽状交错层理:就是岩层中,上下相邻的两组纹层倾斜方向相反,很像羽毛状。它们常形成于潮汐地带,因涨潮、落潮水流方向相反而形成的。

关键词: 交错

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