开合构造概述

An introduction to opening-closing tectonics

摘要: 随着板块构造学说的盛行,原生洋观点成为当时的主流。但根据中国的地质实际发现,中国古生代及其以来代表洋壳的蛇绿岩似乎都是元古宙陆壳裂开的产物,随之提出表明再生洋观点的手风琴式运动及岩石圈开合的理念,并逐步发展成为开合构造。本文简述了开合构造的由来和发展、研究的主要内容和现状,读者从中可了解开合构造的概貌。

Abstract: During the prevalence of the concept of plate tectonics ,the proto-ocean view had once pre-dominated.However ,investigations of the geology of China revealed that ophiolites representing oceanic crust since the Paleozoic were derived from the riftin