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Geoscience ›› 2011, Vol. 25 ›› Issue (1): 101-107.

• Water Resource and Environment • Previous Articles     Next Articles

Fractal Characteristics of Fault System and Ore-prospecting Prediction of  Taxkorgan-Shache Area of Xinjiang

 GAO  Yong-Zhang1,2, ZHANG  Shou-Ting1,2, SUN  She-Liang2, GU  Wen-Shuai2, MA  Yong-Fei2, BAI  Yun3   

  1. 1.State Key Laboratory of Geological and Processes and Mineral Resources,China University of Geosciences,Beijing100083,China;
    2.School of Earth Sciences and Resources,China University of Geosciences,Beijing100083,China;
    3.College of Earth Sciences,Chengdu University of Technology,Chengdu,Sichuan610059,China
  • Online:2011-02-24 Published:2011-02-27

Abstract:

The fault system is an important ore-channeling and ore-hosting structure,which plays an important role in controlling the migration and accumulation of oreforming fluid.The fractal dimension value of the fault system is a comprehensive embodiment of the fault amount,scale,assembly pattern and dynamic mechanism. It can be a quantitative parameter to describe the complexity of the fault system.The distribution of ore deposit (occurrences) is controlled by fracture in TaxkorganShache area of Xinjiang, and the fractal geometry study of the Ⅰ,Ⅱ-1,Ⅱ-2 and Ⅲ metallogenic districts indicated that these fracture systems possess the well statistical selfsimilar character,and the fractal dimension value were as follows: 1.49,1.33,1.34 and 1.22. The quantitative ordination of the metallogenic potential in this area isⅠ>Ⅱ>Ⅲ,and the target ores of the meta llogenic districts are leadzinc-copper deposit,leadzinc polymetallic deposit and magnetite.This study points out the orientation of prospecting in Taxkorgan-Shache of Xinjiang Uygur Autonomous Region

Key words: fault, fractal characteristic, Taxkorgan-shache area of Xinjiang, ore-prospecting prediction

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