Application of the Material Balance Method in Paleoelevation Recovery: A Case Study of the Longmen Mountains Foreland Basin on the Eastern Margin of the Tibetan Plateau | |
Yan Zhaokun1,2; Li Yong1,2; Li Haibing3; Dong Shunli4; Zhao Guohua1,2; Li Jingbo1,2; Li Fensheng1,2; Yan Liang1,2; Zheng Lilong1,2 | |
刊名 | ACTA GEOLOGICA SINICA-ENGLISH EDITION
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2015-04-01 | |
卷号 | 89期号:2页码:598-609 |
关键词 | Longmen Mountains foreland basin material balance method paleoelevation recovery the eastern margin of the Tibetan Plateau |
DOI | 10.1111/1755-6724.12450 |
文献子类 | Article |
英文摘要 | We applied the material balance principle of the denudation volume and sedimentary flux to study the denudation-accumulation system between the Longmen Mountains (Mts.) and the foreland basin. The amount of sediment in each sedimentation stage of the basin was estimated to obtain the denudation volume, erosion thickness and deposit thickness since the Late Triassic Epoch, to enable us to recover the paleoelevation of the provenance and the sedimentary area. The results show the following: (1) Since the Late Triassic Epoch, the elevation of the surface of the Longmen Mts. has uplifted from 0 m to 2751 m, and the crust of the Longmen Mts. has uplifted by 9.8 km. Approximately 72% of the materials introduced have been denuded from the mountains. (2) It is difficult to recover the paleoelevation of each stage of the Longmen Mts. foreland basin quantitatively by the present-day techniques and data. (3) The formation of the Longmen Mts. foreland basin consisted of three stages of thrust belt tectonic load and three stages of thrust belt erosional unload. During tectonic loading stages (Late Triassic Epoch, Late Jurassic-Early Cretaceous, Late Cretaceous-Miocene), the average elevation of Longmen Mts. was lower (approximately 700-1700 m). During erosional unloading stages (Early and Middle Jurassic, Middle Cretaceous and Jiaguan, Late Cenozoic), the average elevation of Longmen Mts. was high at approximately 2000-2800m. |
WOS关键词 | WENCHUAN EARTHQUAKE ; SEDIMENT ; SECTION ; UPLIFT ; FAULT ; SHAN |
WOS研究方向 | Geology |
语种 | 英语 |
WOS记录号 | WOS:000353982500023 |
资助机构 | National Natural Science Foudation of China(41372114 ; National Natural Science Foudation of China(41372114 ; 41340005 ; 41340005 ; 41172162 ; 41172162 ; 40972083) ; 40972083) ; National Natural Science Foudation of China(41372114 ; National Natural Science Foudation of China(41372114 ; 41340005 ; 41340005 ; 41172162 ; 41172162 ; 40972083) ; 40972083) |
内容类型 | 期刊论文 |
源URL | [http://ir.iggcas.ac.cn/handle/132A11/62527] ![]() |
专题 | 地质与地球物理研究所_岩石圈演化国家重点实验室 |
作者单位 | 1.Chengdu Univ Technol, Inst Sedimentray Geol, Chengdu 610059, Sichuan, Peoples R China 2.State Key Lab Oil & Gas Reservoir Geol & Exploita, Chengdu 610059, Sichuan, Peoples R China 3.Chinese Acad Geol Sci, Inst Geol, State Key Lab Continental Tecton & Dynam, Beijing 100037, Peoples R China 4.Chinese Acad Sci, Inst Geol & Geophys, Beijing 100029, Peoples R China |
推荐引用方式 GB/T 7714 | Yan Zhaokun,Li Yong,Li Haibing,et al. Application of the Material Balance Method in Paleoelevation Recovery: A Case Study of the Longmen Mountains Foreland Basin on the Eastern Margin of the Tibetan Plateau[J]. ACTA GEOLOGICA SINICA-ENGLISH EDITION,2015,89(2):598-609. |
APA | Yan Zhaokun.,Li Yong.,Li Haibing.,Dong Shunli.,Zhao Guohua.,...&Zheng Lilong.(2015).Application of the Material Balance Method in Paleoelevation Recovery: A Case Study of the Longmen Mountains Foreland Basin on the Eastern Margin of the Tibetan Plateau.ACTA GEOLOGICA SINICA-ENGLISH EDITION,89(2),598-609. |
MLA | Yan Zhaokun,et al."Application of the Material Balance Method in Paleoelevation Recovery: A Case Study of the Longmen Mountains Foreland Basin on the Eastern Margin of the Tibetan Plateau".ACTA GEOLOGICA SINICA-ENGLISH EDITION 89.2(2015):598-609. |
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