ISSN 1009-6248CN 61-1149/P 双月刊

主管单位:中国地质调查局

主办单位:中国地质调查局西安地质调查中心
中国地质学会

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    杨根生. 甘肃天水柴家庄金矿地质特征与找矿标志[J]. 西北地质,2007,40(4): 36-42.
    引用本文: 杨根生. 甘肃天水柴家庄金矿地质特征与找矿标志[J]. 西北地质,2007,40(4): 36-42.
    YANG Gen-sheng. Geological Characteristics and Ore Prospect in Chaijiazhuang Gold Mine, Tianshui, Gansu Province[J]. Northwestern Geology,2007,40(4): 36-42.
    Citation: YANG Gen-sheng. Geological Characteristics and Ore Prospect in Chaijiazhuang Gold Mine, Tianshui, Gansu Province[J]. Northwestern Geology,2007,40(4): 36-42.

    甘肃天水柴家庄金矿地质特征与找矿标志

    Geological Characteristics and Ore Prospect in Chaijiazhuang Gold Mine, Tianshui, Gansu Province

    • 摘要: 柴家庄金矿位于西秦岭造山带北秦岭加里东褶皱带柴家庄-庞家河金矿带上,赋存于柴家庄二长花岗岩外接触带的丹凤群中,严格受NE向及NNW向断裂控制.矿床的形成受丹凤群、印支-燕山期酸性侵入体及断裂构造3种因素控制.岩体外接触带0~2km范围内的NE向、NNW向断裂构造带是找矿的最佳方向.在详细研究矿床地质及地球化学特征的基础上,总结了该矿床的主要控矿因素,并归纳了主要找矿标志,为区内找矿提供了新思路.

       

      Abstract: The Chaijiazhuang gold mine is tectonically located in the Chaijiazhuang-Pangjiahe gold mineralization belt, belonging to the North Qinling Caledonian fold belt of West Qinling orogenic belt.The gold deposit occurs in the Danfeng Group of the exocontact zone of the Chaijiazhuang adamellite.The deposit was mainly controlled by the NE and NNW faults.The formation of the deposit are also governed by the Danfeng Grorp and the acid intrusion of Indosinian-Yanshan.The stargets for gold prospect is within 0~2 km along the NE and NNW faults in the exocontact zone of the adamellite where NE and NNW faults well-developed.Based on studies of ore deposit geology and geochemical features, ore-controll factors and prospecting criteria for gold in the region are discussed.

       

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