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甘肃北祁连山错沟-寺大隆铜(锌)成矿带区域地质背景及找矿方向

赵东宏, 杨合群, 宋忠宝, 李长安

赵东宏, 杨合群, 宋忠宝, 李长安. 甘肃北祁连山错沟-寺大隆铜(锌)成矿带区域地质背景及找矿方向[J]. 地质与资源, 2003, 12(4): 215-220.
引用本文: 赵东宏, 杨合群, 宋忠宝, 李长安. 甘肃北祁连山错沟-寺大隆铜(锌)成矿带区域地质背景及找矿方向[J]. 地质与资源, 2003, 12(4): 215-220.
ZHAO Dong-hong, YANG He-qun, SONG Zhong-bao, LI Chang-an. REGIONAL GEOLOGY AND PROSPECTING DIRECTION OF CUOGOU-SIDALONG COPPER (ZINC) METALLOGENIC BELT IN GANSU PROVINCE[J]. Geology and Resources, 2003, 12(4): 215-220.
Citation: ZHAO Dong-hong, YANG He-qun, SONG Zhong-bao, LI Chang-an. REGIONAL GEOLOGY AND PROSPECTING DIRECTION OF CUOGOU-SIDALONG COPPER (ZINC) METALLOGENIC BELT IN GANSU PROVINCE[J]. Geology and Resources, 2003, 12(4): 215-220.

甘肃北祁连山错沟-寺大隆铜(锌)成矿带区域地质背景及找矿方向

基金项目: 

中国地质调查局项目"甘肃北祁连山错沟-寺大隆一带铜矿预测与评价"(编号200010200152)

"甘肃省居里一带火山岩型铜矿控矿因素成矿模式及找矿模型"(编号K4.2.3.4)部分成果.

详细信息
    作者简介:

    赵东宏(1961-),男,硕士,副研究员,1983年毕业于西安地质学院,主要从事矿产地质研究工作,通讯地址西安市友谊东路166号,邮政编码710054,E-mail//xazclonghong@cgs.gov.cn.

  • 中图分类号: P618.41;P618.43

REGIONAL GEOLOGY AND PROSPECTING DIRECTION OF CUOGOU-SIDALONG COPPER (ZINC) METALLOGENIC BELT IN GANSU PROVINCE

  • 摘要: 甘肃省错沟-寺大隆铜(锌)成矿带位于奥陶纪弧后盆地和岛弧扩张脊火山岩带内,沿成矿带分成有5个矿化集中区,区内典型矿床研究表明:矿床形成于强烈拉张的构造背景,赋存在蛇绿岩套中-上部的基性火山熔岩-火山碎屑沉积岩中,受古火山机构和其原生构造裂隙控制.根据控矿条件分析,今后有必要对蛇绿岩套发育、存在以Cu为主的化探异常、海底热液喷流标志明显的摆浪沟地区和小砂石地区进行深入的找矿工作.
    Abstract: The Cuogou-Sidalong copper (zinc)metallogenic belt is located in the spreading ridge volcanic rock belt of Ordovician back-arc basin and island arc.Five centralized mineral areas are included in the belt.Studying on typical deposits in the belt demonstrates that the deposits are formed in an extended geologic setting and occurred in the basic volcanic lava volcanic clastic sedimentary rocks in the middle-upper part of ophiolite suite.The ore bodies are controlled by paleovolcanic apparatus and its original structural fractures.Based on the analysis of ore-forming condition,the authors suggest a necessary work on Bailanggou area and Xiaoshashi area,where ophiolite suite is well developed and with Cu chemical anomalies and sign of submarine hydrothermal solution spouting.
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出版历程
  • 收稿日期:  2003-05-06
  • 修回日期:  2003-06-17
  • 网络出版日期:  2022-12-29
  • 发布日期:  2003-12-30

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