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Table of Contents - Special Paper 327

Late Cenozoic Xianshuihe-Xiaojiang, Red River, and Dali Fault Systems of Southwestern Sichuan and Central Yunnan, China


Abstract 1
Introduction 2
Regional tectonic setting 3
Xianshuihe-Xiaojiang fault system 6
  Geologic setting 6
     Songpan-Ganzi fold belt 6
     Longmen Shan thrust belt and its continuation into southern Sichuan 9
     Yangzi platform 9
     South China fold and thrust belts 9
     Sub-Pliocene erosion surface 11
  Xianshuihe segment 12
  Central segment 13
     Anninghe fault 13
     Zemuhe fault 14
     Shimian fault 14
  Xiaojiang segment 16
     Northern part of the Xiaojiang segment 18
     Central part of the Xiaojiang segment 21
     East Xiaojiang fault 23
     West Xiaojiang fault 23
     Puduhe-Yuxi fault zone 25
     Southern part of the Xiaojiang segment 30
     Other left-lateral faults 35
     Right-slip faults associated with the Xiaojiang segment 36
     Other right-slip faults possibly related to the Red River fault system 37
  Discussion of the Xianshuihe-Xiaojiang fault system 37
Red River and Dali fault systems 39
  Geologic setting 40
     Lanping-Simao fold belt 41
     Chuxiong basin 41
     Tibetan plateau 43
     Dali highland 43
     Yunling collage 44
     Yangzi platform 44
     South China fold belt 44
     Sub-Pliocene erosion surface 44
  Red River fault system 44
     Red River fault 44
     Jianshui fault 50
     Qujiang fault 54
     Chuxiong fault 60
  Dali fault system 62
     Chenghai fault 64
     Jianchuan fault 64
     Lijiang fault 64
     Heqing fault 66
     Daju fault system 66
     Yulong Snow Mountains 67
     Benzilan-Zhongdian fault 67
     Tongdian fault 67
  Discussion of the Red River and Dali fault systems 69
Synthesis and conclusions 72
Acknowledgments 106
References cited 106