Zhejiang Daxue xuebao. Lixue ban (Sep 2013)

Structural features and evolution of Paleozoic faults in Eastern Shaya Uplift, Northern Tarim Basin, NW China(塔北沙雅隆起东段古生代断裂特征及演化)

  • WANGWen-xia(王文侠),
  • YAOZe-wei(姚泽伟),
  • ZHENGXiao-li(郑晓丽),
  • HEGuang-yu(何光玉),
  • ZHANGHong-an(张洪安),
  • QILi-xin(漆立新),
  • YUNLu(云露),
  • ZHANGGen-fa(张根法),
  • LINLu(林璐),
  • GUYi(顾忆)

DOI
https://doi.org/10.3785/j.issn.1008-9497.2013.05.020
Journal volume & issue
Vol. 40, no. 5
pp. 574 – 579

Abstract

Read online

依据二维地震剖面的精细地质解释,将塔北沙雅隆起东段自加里东中-晚期以来的断裂活动细分为3期,并对其复合发育过程进行了探讨.研究表明:加里东中-晚期,区内主要发育近NW向的小型逆断层;海西早期,近EW向的压扭断裂开始大规模发育,部分近NW向的断裂也开始扭动,二者呈复合构造样式;海西晚期,区内断裂继承性活动,EW向断裂发生大规模逆冲活动,地层被大幅抬升,并遭受剥蚀.该项研究对于深化塔里木板块北部古生代构造变形研究以及油气勘探等都具有重要的意义.

Keywords