The timeline of prolonged accretionary processes in eastern Central Asian Orogenic Belt: Insights from episodic Paleozoic intrusions in central Inner Mongolia, North China
文献类型:期刊论文
作者 | Yuan, Lingling1,2; Zhang, Xiaohui2,3; Yang, Zhili2,4 |
刊名 | GEOLOGICAL SOCIETY OF AMERICA BULLETIN
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出版日期 | 2022-03-01 |
卷号 | 134期号:3-4页码:629-657 |
ISSN号 | 0016-7606 |
DOI | 10.1130/B35907.1 |
英文摘要 | Updating magmatic profile in crucial constituent terranes across the Central Asian Orogenic Belt presents a key to chronicling the timeline of prolonged accretionary processes and termination of the Paleo-Asian Ocean in the northern China-southern Mongolia tract. Here we performed a systematic geochronological and geochemical study on a spectrum of Paleozoic intrusions from the Erenhot region in central Inner Mongolia, North China, within the hinterland of the tract, with four distinct magmatic episodes unraveled. Combining these episodes with the previously documented events from contiguous regions defines two major tectono-magmatic cycles. The early Paleozoic cycle (500-450 Ma) evolved from initial fluid-fluxed tholeiitic and calc-alkaline granitoids to melt-fertilized mafic-intermediate magmatism. It appears to experience the initiation and maturation of a Western Pacifictype intra-oceanic arc system that culminated in ridge subduction. The late Paleozoic cycle expanded in magmatic expression from alkaline intermediate-felsic pulses through plate subduction through slab rollback and backarc rifting to ridge-trench collision and backarc basin closure. Featuring a Rodinia-aged terrane affinity and a representative Paleozoic magmatic profile, the Erenhot re-gion provides an optimal site for correlating the evolution of mosaic terranes in southern Mongolia and northern China, and for evalu-ating the coupled evolution of shifting tec-tonic regimes and plural crustal generation mechanisms within a retreating accretionary orogen. |
WOS关键词 | A-TYPE GRANITES ; SOLONKER SUTURE ZONE ; PHANEROZOIC CRUSTAL GROWTH ; ALKALINE VOLCANIC-ROCKS ; PB ZIRCON GEOCHRONOLOGY ; XILIN GOL COMPLEX ; HIGH-MG ANDESITES ; U-PB ; CONTINENTAL-CRUST ; TECTONIC EVOLUTION |
资助项目 | National Key Research and Development Program of China[2017YFC0601306] ; National Natural Science Foundation of China[41873035] ; National Natural Science Foundation of China[41573031] ; Scientific Research Starting Foundation of Central South University[502045004] |
WOS研究方向 | Geology |
语种 | 英语 |
WOS记录号 | WOS:000765017600006 |
出版者 | GEOLOGICAL SOC AMER, INC |
资助机构 | National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University ; Scientific Research Starting Foundation of Central South University |
源URL | [http://ir.iggcas.ac.cn/handle/132A11/105010] ![]() |
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 | Zhang, Xiaohui |
作者单位 | 1.Cent South Univ, Sch Geosci & Info Phys, Key Lab Metallogen Predict Nonferrous Met & Geol, Minist Educ, Changsha 410083, Peoples R China 2.Chinese Acad Sci, Inst Geol & Geophys, State Key Lab Lithospher Evolut, Beijing 100029, Peoples R China 3.Chinese Acad Sci, Innovat Acad Earth Sci, Beijing 100029, Peoples R China 4.Univ Chinese Acad Sci, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Yuan, Lingling,Zhang, Xiaohui,Yang, Zhili. The timeline of prolonged accretionary processes in eastern Central Asian Orogenic Belt: Insights from episodic Paleozoic intrusions in central Inner Mongolia, North China[J]. GEOLOGICAL SOCIETY OF AMERICA BULLETIN,2022,134(3-4):629-657. |
APA | Yuan, Lingling,Zhang, Xiaohui,&Yang, Zhili.(2022).The timeline of prolonged accretionary processes in eastern Central Asian Orogenic Belt: Insights from episodic Paleozoic intrusions in central Inner Mongolia, North China.GEOLOGICAL SOCIETY OF AMERICA BULLETIN,134(3-4),629-657. |
MLA | Yuan, Lingling,et al."The timeline of prolonged accretionary processes in eastern Central Asian Orogenic Belt: Insights from episodic Paleozoic intrusions in central Inner Mongolia, North China".GEOLOGICAL SOCIETY OF AMERICA BULLETIN 134.3-4(2022):629-657. |
入库方式: OAI收割
来源:地质与地球物理研究所
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