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秦岭造山带的构造格架和构造单位新划分
引用本文:杨志华.秦岭造山带的构造格架和构造单位新划分[J].地质科技情报,1996,15(3):43-48.
作者姓名:杨志华
作者单位:西安地质学院
基金项目:地矿部“八五”秦巴重点科研攻关项目,国家自然科学基金资助项目,第30届国际地质大会基金资助项目
摘    要:构造格架和构造单位是造山带中最重要的两个结构特征。秦岭构造格架是东西向与南北向构造共存的造山带。笔者以秦岭最新的实际资料按板块构造学说和抽拉--逆冲岩片构造(或抽拉构造)观点编出新的地质构造图,提出秦岭是四类岩石地层--地质体按非线性、混沌动力学的关系组合而成的拼贴叠置堆垛体,不存在自北而南或自南而北按时代形成的碰撞增生构造带。

关 键 词:构造格架  构造单位  板块构造  抽拉构造  秦岭--大别造山带

TECTONIC PATTERN AND REDIVISION OF TECTONIC UNITS OF THE QINLING OROGEN
Yang Zhihua.TECTONIC PATTERN AND REDIVISION OF TECTONIC UNITS OF THE QINLING OROGEN[J].Geological Science and Technology Information,1996,15(3):43-48.
Authors:Yang Zhihua
Abstract:Tectonic pattern and tectonic unit are the most important structural properties of an orogenic belt.The tectonic pattern of Qinling orogen is characterized by E-W trending tectonics coexisted with N-S trending tectonics.On the basis of newest information,this paper compiles a new geological map of Qinling orogen according to the theory of plate tectonics and drawing thrust sheet tectonics (or drawing tectonics),and considers Qinling as a collage overlapping stacking body composed of four types of rock stratigraphic geological bodies by nonlinear and chaotic dynamics.It is thought that there is not collage accretion tectonic belt formed southward or northward serially in temporal order.
Keywords:tectonic pattern  tectonic unit  plate tectonics  drawing tectonics  Qinling-Dabie orogen
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