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苏胶造山带多机制造山模式
Multimechanism Orogenic Model of Su-Jiao Orogenic Belt in Jiangsu Province
【摘要】 苏胶造山带是多机制造山作用形成的复合造山带 ,它经历了中新元古代威尔逊旋回之后 ,于三叠纪发生了非威尔逊旋回的再造山作用。它主要是三叠纪再造山作用形成的陆内对冲造山带。并且 ,苏胶造山带在威尔逊旋回和非威尔逊旋回之后 ,由于山根拆沉 ,山脉均出现大规模均衡抬升、岩浆活动和上地壳的造盆成山作用。苏胶造山带的上述特征在中央山系及全球大陆造山带中具有一定的普遍意义。
【Abstract】 The authors find out Su Jiao Orogenic Belt is a composite orogenic belt formed by the multimechanism orogenesis according to the research of orogenic system of Su Jiao Orogenic Belt in Jiangsu section. It underwent Miocene Proterozoic Wilson Cycle which belonged to the composition of super continental reconstruction and the post occurred reorogenesis of non Wilson Cycle during Triassic period. It is a mainly intracontinental ramp orogenic belt formed by Triassic reorogenesis. After the emergence of Wilson and non Wilson Orogenic Cycle, there occurred a large scale isostatic elevation, magmatic activities and basin building orogenesis of upper crust in the mountain chain of SU Jiao Orogenic Belt because of the snapping down in the root of mountain. The study of the ese characters over mentioned have some universal significance. Belt because of the snapping down in the root of mountain. The study of these characters over mentioned have some universal. Significance for the understanding of the Central Orogenic System and continental orogenic belts in the world.
【Key words】 Orogenic system: Ramp orogenesis; Multimechanism orogenesis; Jiangsu;
- 【文献出处】 江苏地质 ,JIANGSU GEOLOGY , 编辑部邮箱 ,2000年01期
- 【分类号】P542.1
- 【被引频次】2
- 【下载频次】66