中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Cyclical one-way continental rupture-drift in the Tethyan evolution: Subduction-driven plate tectonics

文献类型:期刊论文

作者Wan, Bo; Wu, Fuyuan; Chen, Ling; Zhao, Liang; Liang, Xiaofeng; Xiao, Wenjiao; Zhu, Rixiang
刊名SCIENCE CHINA-EARTH SCIENCES
出版日期2019-12-01
卷号62期号:12页码:2005-2016
ISSN号1674-7313
关键词Tethyan geodynamics Oceanic slab Subduction initiation Continental collision Continental rift
DOI10.1007/s11430-019-9393-4
英文摘要Numerous continents have rifted and drifted away from Gondwana to repeatedly open ocean basins over the past similar to 500 million years. These Gondwana-derived continents drifted towards and collided with components of the Eurasian continent to successively close the preexisting oceans between the two. Plate tectonics satisfactorily describes the continental drift from Gondwana to Eurasia but does not define the geodynamic mechanism of continuously rifting to collisions of continents in the Tethyan Realm. After reappraisal of geological records of the rift, collision and subduction initiation from the surface and various geophysical observations from depth, we propose that Eurasia-directed subducting oceanic slabs would have driven Tethyan system in the Phanerozoic. The Eurasia-directed subduction would have dragged the passive Gondwana margin to rift and drift northwards, giving birth to new oceans since the Paleozoic. The closure of preexisting oceans between the Gondwana-derived continents and Eurasia led to continental collisions, which would have induced the initiation of oceanic subduction in the Tethyan Realm. Multiple episodic switches between collision-subduction-rift repeatedly led to the separation of continental fragments from Gondwana and dragged them to drift towards Eurasia. The final disappearance of Neo-Tethys would have induced collision of the Gondwana-derived continents with the Eurasian continent, giving rise to the Cenozoic Alpine-Zagros-Himalayan collisional system. Therefore, the Eurasia-directed oceanic subduction would have acted as a 'one-way train' that successively transferred the ruptured Gondwana continental fragments in the south, into the terminal in the north. In this regard, the engine of this "Tethyan one-way train" is the negative buoyancy of subducting oceanic slabs.
WOS关键词ZIRCON U-PB ; ISOTOPIC CONSTRAINTS ; GANGDESE BATHOLITH ; SOUTHEAST-ASIA ; NORTHERN TIBET ; MANTLE PLUMES ; BREAK-UP ; SE ASIA ; COLLISION ; METAMORPHISM
资助项目National Natural Science Foundation of China[91855207] ; National Natural Science Foundation of China[41888101] ; Programs of the Chinese Academy of Sciences[2013047] ; Programs of the Chinese Academy of Sciences[GJHZ1776]
WOS研究方向Geology
语种英语
出版者SCIENCE PRESS
WOS记录号WOS:000509534600009
资助机构National Natural Science Foundation of China ; National Natural Science Foundation of China ; Programs of the Chinese Academy of Sciences ; Programs of the Chinese Academy of Sciences ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Programs of the Chinese Academy of Sciences ; Programs of the Chinese Academy of Sciences ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Programs of the Chinese Academy of Sciences ; Programs of the Chinese Academy of Sciences ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Programs of the Chinese Academy of Sciences ; Programs of the Chinese Academy of Sciences
源URL[http://ir.iggcas.ac.cn/handle/132A11/95598]  
专题地质与地球物理研究所_岩石圈演化国家重点实验室
通讯作者Wan, Bo
作者单位Chinese Acad Sci, Inst Geol & Geophys, State Key Lab Lithospher Evolut, Beijing 100029, Peoples R China
推荐引用方式
GB/T 7714
Wan, Bo,Wu, Fuyuan,Chen, Ling,et al. Cyclical one-way continental rupture-drift in the Tethyan evolution: Subduction-driven plate tectonics[J]. SCIENCE CHINA-EARTH SCIENCES,2019,62(12):2005-2016.
APA Wan, Bo.,Wu, Fuyuan.,Chen, Ling.,Zhao, Liang.,Liang, Xiaofeng.,...&Zhu, Rixiang.(2019).Cyclical one-way continental rupture-drift in the Tethyan evolution: Subduction-driven plate tectonics.SCIENCE CHINA-EARTH SCIENCES,62(12),2005-2016.
MLA Wan, Bo,et al."Cyclical one-way continental rupture-drift in the Tethyan evolution: Subduction-driven plate tectonics".SCIENCE CHINA-EARTH SCIENCES 62.12(2019):2005-2016.

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来源:地质与地球物理研究所

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