Late Pleistocene - Holocene slip history of the Langshan-Seertengshan piedmont fault (Inner Mongolia, northern China) from cosmogenic 10Be dating on a bedrock fault scarp
文献类型:期刊论文
作者 | SHEN Xiao-ming; LI De-wen; TIAN Yun-tao; LV Yan-wu; LI Da-wei; LI Yan-feng |
刊名 | Journal of Mountain Science
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出版日期 | 2016-05 |
卷号 | 13期号:5页码:882-890 |
关键词 | Lanshan-Seertengshan piedmont fault (LSPF) Fault scarp Cosmogenic nuclide Exposure age Fault slip rate |
ISSN号 | 1672-6316 |
通讯作者 | LI De-wen |
英文摘要 | Offset geomorphic features and deformed late Quaternary strata indicate active deformation along theLangshan-Seertengshan piedmont fault(LSPF), one of the most active faults in the Hetaofault zone in Inner Mongolia, North China. The widespread occurrence of bedrock fault scarps along the LSPF offers excellent opportunity to examine the faulting history. Using cosmogenic 10Be exposure dating, we measured the exposure ages of the western Langshankou scarp, located in the middle segment of the LSPF. Our data revealed at least two earthquakes that occurred at 22.2±3.3 ka and 7.2±2.4 ka, respectively. These events are consistent with previous paleoseismic trench studies. The regression of the relationship between the age and sampling height along the scarp yield a fault slip rate of 0.10+0.05/-0.06 mm/yr, which is significantly lower than the average post-late Pleistocene fault slip rate of ~1 mm/yr, as estimated from the offset of the T2 terraces by previous studies. This indicates that the slip of the LSPF may have been accommodated by other fault branches. |
收录类别 | SCI |
语种 | 英语 |
公开日期 | 2016-05-03 |
源URL | [http://ir.imde.ac.cn/handle/131551/15130] ![]() |
专题 | 成都山地灾害与环境研究所_Journal of Mountain Science _Journal of Mountain Science-2016_Vol13 No.5 |
推荐引用方式 GB/T 7714 | SHEN Xiao-ming,LI De-wen,TIAN Yun-tao,et al. Late Pleistocene - Holocene slip history of the Langshan-Seertengshan piedmont fault (Inner Mongolia, northern China) from cosmogenic 10Be dating on a bedrock fault scarp[J]. Journal of Mountain Science,2016,13(5):882-890. |
APA | SHEN Xiao-ming,LI De-wen,TIAN Yun-tao,LV Yan-wu,LI Da-wei,&LI Yan-feng.(2016).Late Pleistocene - Holocene slip history of the Langshan-Seertengshan piedmont fault (Inner Mongolia, northern China) from cosmogenic 10Be dating on a bedrock fault scarp.Journal of Mountain Science,13(5),882-890. |
MLA | SHEN Xiao-ming,et al."Late Pleistocene - Holocene slip history of the Langshan-Seertengshan piedmont fault (Inner Mongolia, northern China) from cosmogenic 10Be dating on a bedrock fault scarp".Journal of Mountain Science 13.5(2016):882-890. |
入库方式: OAI收割
来源:成都山地灾害与环境研究所
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