典型文献
Zircon U-Pb Ages and Tectonic Implications of Late Paleozoic Volcanic Rocks in the Western Tianshan,North Xinjiang,China
文献摘要:
The Late Paleozoic volcanic rocks are widespread in the Western Tianshan,and mainly consist of basalt,trachyte,trachy-andesite,andesite and rhyolite.However,the formation timing and tec-tonic implications of the volcanic rocks remain controversial.To obtain a comprehensive dataset with ad-equate spatial coverage,we collected the published zircon U-Pb age data of the Late Paleozoic volcanic rocks in the Western Tianshan,and mapped the temporal and spatial distribution of these volcanic rocks.Our compiled dataset indicates that the volcanic rocks in the Western Tianshan were formed in two major stages:Late Silurian-Early Carboniferous and Late Carboniferous-Middle Permian.The southward subduction of the Northern Tianshan Ocean formed a large number of Late Silurian-Early Carboniferous volcanic rocks.The flare-up of Late Carboniferous to Middle Permian magmatism in the NTOB was considered to be the response of the slab-roll back of the northern Tianshan Ocean.Therefore,arc magma assemblage and spatial-temporal distribution are of great significance to identi-fy the dynamic mechanism transformation of subduction zone.
文献关键词:
中图分类号:
作者姓名:
Zaili Tao;Jiyuan Yin;Wen Chen;Yuelong Chen;Jingbo Sun;Zhihua Xu
作者机构:
School of Earth Sciences and Resources,China University of Geosciences,Beijing 100083,China;Key Laboratory of Deep-Earth Dynamics of Ministry of Natural Resources,Institute of Geology,Chinese Academy of Geological Sciences,Beijing 100037,China;Limited Liability Company,TBEA DUSHANBE Mining Industry,Changji 831100,China
文献出处:
引用格式:
[1]Zaili Tao;Jiyuan Yin;Wen Chen;Yuelong Chen;Jingbo Sun;Zhihua Xu-.Zircon U-Pb Ages and Tectonic Implications of Late Paleozoic Volcanic Rocks in the Western Tianshan,North Xinjiang,China)[J].地球科学学刊(英文版),2022(03):736-752
A类:
trachyte,trachy,NTOB
B类:
Zircon,Pb,Ages,Tectonic,Implications,Late,Paleozoic,Volcanic,Rocks,Tianshan,Xinjiang,China,volcanic,rocks,widespread,mainly,consist,basalt,andesite,rhyolite,However,timing,tec,implications,remain,controversial,To,obtain,comprehensive,dataset,equate,spatial,coverage,collected,published,zircon,mapped,temporal,distribution,these,Our,compiled,indicates,that,were,formed,two,major,stages,Silurian,Early,Carboniferous,Middle,Permian,southward,subduction,Northern,Ocean,large,number,flare,up,magmatism,was,considered,response,slab,roll,back,northern,Therefore,arc,assemblage,great,significance,identi,fy,dynamic,mechanism,transformation,zone
AB值:
0.501722
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