| 贵州水银洞金矿区纳秧矿段逆冲推覆构造特征及其找矿意义 |
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| 引用本文： | 付芝康,祁杰,张金忠. 贵州水银洞金矿区纳秧矿段逆冲推覆构造特征及其找矿意义[J]. 贵州地质, 2008, 25(3) |
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| 作者姓名： | 付芝康 祁杰 张金忠 |
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| 作者单位： | 贵州省地质矿产局105地质大队,贵州,贵阳,550018;贵州省地质矿产局105地质大队,贵州,贵阳,550018;贵州省地质矿产局105地质大队,贵州,贵阳,550018 |
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| 摘 要： | 水银洞金矿区东段纳秧矿段为向北顷的叠瓦式逆冲推覆构造,该构造是近东西向的纵向逆冲断层,延伸大于4km,倾角25°~60,°扩展方式为前展式,倾向上具有明显的分带性。其前锋带、中带、根带的受力状态、变形特征以及各带的围岩性质都有明显的差异,控矿作用不同。控矿部位是岩性组合有利膝状褶皱和断层产状由陡变缓的转折地段,即推覆断层底面"凹兜"处。地表多个矿化点和钻孔矿化显示,纳秧逆冲推覆构造控制了"楼上矿"的产出,纳秧矿段具有良好的找矿前景。
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| 关 键 词： | 金矿 逆冲推覆构造 找矿 贵州水银洞 |
Thrust Faulted Nappe Structural Character and its Exploration Significance of Nayang Ore Block of Shuiyindong Gold Field in Guizhou |
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| FU Zhi-kang,QI Jie,ZHANG Jin-zhong. Thrust Faulted Nappe Structural Character and its Exploration Significance of Nayang Ore Block of Shuiyindong Gold Field in Guizhou[J]. Guizhou Geology, 2008, 25(3) |
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| Authors: | FU Zhi-kang QI Jie ZHANG Jin-zhong |
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| Abstract: | |
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| Keywords: | east Shuiyindong gold deposit Nayang ore block imbricated thrust faulted nappe structure top deposit Huijiabao anticline F105 F101 knee fold fault occurrence |
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