ESR dating of late Cenozoic molassic deposits in the Jiuxi Basin
文献类型:期刊论文
作者 | Shi, ZT; Ye, YG; Zhao, ZJ; Fang, XM; Li, JJ |
刊名 | SCIENCE IN CHINA SERIES D-EARTH SCIENCES
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出版日期 | 2001-12-01 |
卷号 | 44页码:203-209 |
关键词 | ESR dating Yumen conglomerate Jiuquan Gravel Hexi Corridor |
ISSN号 | 1006-9313 |
通讯作者 | Shi, ZT() |
英文摘要 | In the Hexi Corridor, foreland depression at the north periphery of the Tibetan Plateau, late Cenozoic sediments can be divided into the lacustrine to deltaic Red Bed. The unconformably overlying coarse fan-conglomerate was shed from the northern plateau. This remarkable alternation of sedimentary environment and discontinuity reflect intensive rise of the plateau. Moreover, this suite of coarse molasses is divided into two formations as the Yumen conglomerate and the Jiuquan Gravel by another angular discontinuity. Tentatively, we applied ESR dating on this suite of molassic deposits at the Laojunmiao Section in the Jiuxi Basin, west of the Hexi Corridor, which shows that the bottom of the Yumen conglomerate and the Jiuquan Gravel are about 3.4 and 0.9 Ma respectively, indicating that the northern plateau at least experienced two intensive tectonic movements at about 3.5 and 0.9 Ma. |
收录类别 | SCI |
WOS关键词 | PLATEAU ; TIBET ; CHINA ; AGE |
WOS研究方向 | Geology |
WOS类目 | Geosciences, Multidisciplinary |
语种 | 英语 |
WOS记录号 | WOS:000175181800024 |
出版者 | SCIENCE CHINA PRESS |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/2556720 |
专题 | 寒区旱区环境与工程研究所 |
通讯作者 | Shi, ZT |
作者单位 | 1.Lanzhou Univ, MOE Natl Lab Western Chinas Environm Syst, Lanzhou 730000, Peoples R China 2.Lanzhou Univ, Coll Resources & Environm, Lanzhou 730000, Peoples R China 3.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, Lanzhou 730000, Peoples R China 4.Minist Land & Resources, Inst Marine Geol, Qingdao 266071, Peoples R China 5.Nanjing Normal Univ, Fac Geog, Nanjing 210097, Peoples R China |
推荐引用方式 GB/T 7714 | Shi, ZT,Ye, YG,Zhao, ZJ,et al. ESR dating of late Cenozoic molassic deposits in the Jiuxi Basin[J]. SCIENCE IN CHINA SERIES D-EARTH SCIENCES,2001,44:203-209. |
APA | Shi, ZT,Ye, YG,Zhao, ZJ,Fang, XM,&Li, JJ.(2001).ESR dating of late Cenozoic molassic deposits in the Jiuxi Basin.SCIENCE IN CHINA SERIES D-EARTH SCIENCES,44,203-209. |
MLA | Shi, ZT,et al."ESR dating of late Cenozoic molassic deposits in the Jiuxi Basin".SCIENCE IN CHINA SERIES D-EARTH SCIENCES 44(2001):203-209. |
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来源:寒区旱区环境与工程研究所
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