蛇绿岩中伸展变形与古洋盆扩张构造研究综述EXTENSIONAL DEFORMATION OF THE OPHIOLITE AND SPREADING STRUCTURES OF PALEO-OCEANIC CRUST
郭召杰
摘要(Abstract):
综合介绍了世界上几个典型蛇绿岩带中伸展变形构造的实例 ,如可形成辉长质或其它不同层次的糜棱岩 ,可造成辉绿岩墙群的倾斜旋转 ,可使得原始洋壳厚度变薄等。蛇绿岩中伸展构造记录了已经消失的洋盆的生成、拆离和消减过程中的有关信息。研究蛇绿岩中伸展变形构造 ,有助于恢复古洋盆的规模和演化过程 ,也是蛇绿岩研究的新方向之一
关键词(KeyWords): 蛇绿岩;伸展变形;洋盆扩张
基金项目(Foundation): 国家自然科学基金资助项目!(49972 0 80 )
作者(Author): 郭召杰
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DOI:
参考文献(References):
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