贸易 来源:互联网 时间:2023-05-22 08:54:26
【资料图】
1、 碎裂结构(cataclastic texture)是岩石或(和) 矿物颗粒产生裂隙、裂开并在颗粒的接触处和裂开处被破碎成许多小碎粒(也称碎边),因而矿物颗粒或其集合体的外形都呈不规则的棱角状、锯齿状,粒间则为粒化作用形成的细小碎粒和粉末。
2、碎裂结构是动力变质岩石的一种结构,又称压碎结构。
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