Shallow-deep tectonic relationship for the junction belt of western part;of South Tianshan and Tarim basin -Revealed from preliminary processed;deep seismic reflection profile
Hou He-Sheng6; Gao Rui; He Ri-Zheng; Cai Xun-Yu; Liu Jin-Kai; Xiong Xiao-Song; Guan Ye; Zeng Ling-Sen; Knapp, James H.; Roecker, Steven
刊名CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION
2012
卷号55期号:12页码:4116-4125
关键词Western part of South Tianshan Tarim basin Junction belt Deep seismic reflection profile Deep and shallow tectonic relationship
ISSN号065LD
英文摘要Shallow-deep structure relationships for the junction belt is the import basis for the research and discussion of intracontinental orogenic dynamics. A deep seismic reflection profile of 121 km long, running in nearly SN direction, deployed in the junction zone between South Tianshan and Tarim basin to the east of Kashi, was completed in 2007. The profile shows nowadays lithospheric tectonic framework of this junction zone. From south to north, for upper crust structure observed from the profile is the folded sedimentary cover with huge 10 similar to 12 km thick and detachment fault developed within the sedimentary cover. Fold-thrust belt can be divided into several rows of anticlines, including Muziduke anticline, Tashipisake anticline, Keketamu-Artux anticline, Kashi anticline, and northward incline faults are matched with geology observation. Fault-related folds were generated in association with detachment faults and thrust faults in this junction basin-range region. In the north part of the profile, comparing with continuous reflection of Tarim basin, the discontinuous reflection of middle and shallow crust beneath Tianshan Mountain which is weak and distorted indicate that strong deformation undertaken with the formation making it more broken. Continuous reflection Moho, being well defined along this profile, shows the trend deepened from the south and a little upward in the middle then deepens to the north within 1 s disparity. The image of the deep structures determines the coupling relationship between the Tarim basin and the Tianshan Mountains, features the detachment of the sedimentary cover of the Tarim basin towards the South Tianshan and the corresponding thrusting of the South Tianshan towards the Tarim basin under the process of intra-continental convergence.
学科主题地球物理勘探
WOS关键词TIEN-SHAN ; CENOZOIC TECTONICS ; CRUSTAL STRUCTURE ; OROGENIC BELT ; ASIA ; COLLISION ; BENEATH ; CHINA
WOS研究方向Geochemistry & Geophysics
语种中文
WOS记录号WOS:000313148900023
内容类型期刊论文
源URL[http://119.78.100.197/handle/2HKVOGP0/39689]  
专题中国地质科学院地质研究所
作者单位1.Chinese Acad Geol Sci, Inst Geol, Beijing 100037, Peoples R China.
2.Chinese Acad Geol Sci, Key Lab Earthprobe & Geodynam, Beijing 100037, Peoples R China.
3.China Petr & Chem Corp, Beijing 100078, Peoples R China.
4.Univ S Carolina, Columbia, SC 29208 USA.
5.Rensselaer Polytech Inst, Troy, NY 12180 USA.
6.中国地质科学院地质研究所
推荐引用方式
GB/T 7714
Hou He-Sheng,Gao Rui,He Ri-Zheng,et al. Shallow-deep tectonic relationship for the junction belt of western part;of South Tianshan and Tarim basin -Revealed from preliminary processed;deep seismic reflection profile[J]. CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION,2012,55(12):4116-4125.
APA Hou He-Sheng.,Gao Rui.,He Ri-Zheng.,Cai Xun-Yu.,Liu Jin-Kai.,...&Roecker, Steven.(2012).Shallow-deep tectonic relationship for the junction belt of western part;of South Tianshan and Tarim basin -Revealed from preliminary processed;deep seismic reflection profile.CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION,55(12),4116-4125.
MLA Hou He-Sheng,et al."Shallow-deep tectonic relationship for the junction belt of western part;of South Tianshan and Tarim basin -Revealed from preliminary processed;deep seismic reflection profile".CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION 55.12(2012):4116-4125.
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