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洞中拉铅锌多金属矿床遥感成矿有利度分析
引用本文:刘婷婷,何政伟,崔晓亮,刘鸿飞,张金树. 洞中拉铅锌多金属矿床遥感成矿有利度分析[J]. 合肥工业大学学报(自然科学版), 2012, 0(2): 274-279
作者姓名:刘婷婷  何政伟  崔晓亮  刘鸿飞  张金树
作者单位:成都理工大学地质灾害防治与地质环境保护国家重点实验室;成都理工大学地球科学学院;首都师范大学资源环境与地理信息系统北京市重点实验室;西藏自治区地质调查院
基金项目:国家自然科学基金资助项目(40972225);国家“十一五”科技支撑计划资助项目(2008BAK49B02);中国地质调查局地质调查资助项目(1212010813025)
摘    要:文章在对洞中拉地区的遥感影像线性构造特点进行提取和解译的基础上,通过定量统计分析方法对各种有利的线性成矿地质条件进行成矿有利度分析,即通过线性体强度和密度分析、线性体方位-频数分析,以及线-环构造空间相关性分析,从而提高数据地质上的有效性;运用GIS空间分析进行分层提取和叠加综合分析,进行空间数据合成,建立了一种准定量的关系模式,并根据已知矿床分析控矿及赋矿构造,建立该区铅锌多金属矿遥感综合信息找矿模式,用于指导区域找矿。

关 键 词:线性构造  铅锌多金属矿  成矿有利度  洞中拉

Ore-forming favorability analysis of remote sensing image of lead-zinc polymetallic deposits in Dongzhongla area
LIU Ting-ting,HE Zheng-wei,CUI Xiao-liang,LIU Hong-fei,ZHANG Jin-shu. Ore-forming favorability analysis of remote sensing image of lead-zinc polymetallic deposits in Dongzhongla area[J]. Journal of Hefei University of Technology(Natural Science), 2012, 0(2): 274-279
Authors:LIU Ting-ting  HE Zheng-wei  CUI Xiao-liang  LIU Hong-fei  ZHANG Jin-shu
Affiliation:1.State Key Laboratory of Geohazard Prevention and Geoenvironment Protection,Chengdu University of Technology,Chengdu 610059,China;2.College of Earth Sciences,Chengdu University of Technology,Chengdu 610059,China;3.Beijing Municipal Key Laboratory for Resource Environment and Geographic Information System,Capital Normal University,Beijing 100037,China;4.Institute of Geology Survey of Tibet Autonomous Region,Lhasa 850000,China)
Abstract:Based on the extraction and interpretation of linear structural characteristics of remote sensing image in Dongzhongla area,and in order to improve the geological validity of the data,the quantitative statistics method is used in the ore-forming favorability analysis of different favorable linear ore-forming geological conditions,namely the analysis of strength and intensity of linear form,the analysis of azimuth and frequency of linear form,and the correlation analysis of linear-ring structural space.The GIS spatial analysis is applied in the hierarchical extraction of the information and the comprehensive analysis of superposition,and then a quasi-quantitative model is founded.According to the known analysis of deposits and ore structures,a prospecting model based on synthetic remote sensing data of lead-zinc polymetallic deposits is built to guide the prospecting in this area.
Keywords:linear structure  lead-zinc polymetallic ore  ore-forming favorability analysis  Dongzhongla
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