Compaction Rate of an Early Permian Volcanic Tuff from Wuda Coalfield, Inner Mongolia

查看全文 作　　者：WANG [1]Jun;HE [1,2]Xuezhi;Hermann [3]W.PFEFFERKORN;WANG [4]Jinrong

机构地区：[1]State Key Laboratory of Palaeobiology and Stratigraphy (LPS) and Department of Palaeobotany and Palynology,Nanjing Institute of Geology and Palaeontology,Chinese Academy of Sciences;[2]State Key Laboratory of Systematic and Evolutionary Botany (LSB), Institute of Botany,Chinese Academy of Sciences;[3]Department of Earth and Environmental Science, University of Pennsylvania;[4]College of Earth and Environment Sciences, Lanzhou University

出　　处：《Acta Geologica Sinica(English Edition)》索引2013年第87卷第5期,共8页

基　　金：supported by the Chinese Academy of Science Project KZCX2-EW-120;National basic Research Program of China (973 Program, 2012CB821901);the National Natural Science Foundation of China to J. W.;a grant from the University Research Foundation;Other funding from the University of Pennsylvania to H. W. P. during field research 摘　　要：Compaction rates of sediments or volcaniclastic material are needed to reconstruct original thickness of a bed,which in turn is required to reconstruct subsidence rates,sea-level rise,or in the case of volcaniclastic,the location or direction of the eruption site.The knowledge of compaction rates can also aid in the reconstruction of deformed fossils.The known shape of deformed fossils can allow the determination of the compaction they experienced.Here we report the compaction rate in an early Permian volcanic tuff from Wuda,Inner Mongolia,determined from the deformation of standing tree fern stems of known anatomy.The compaction rate has been found to be 0.56 in this case,indicating that 44% of original thickness remains. 关键词：火山凝灰岩早二叠世内蒙古压实乌达煤田海平面上升火山碎屑沉降速率

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Compaction Rate of an Early Permian Volcanic Tuff from Wuda Coalfield, Inner Mongolia

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