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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    内蒙古红石山南金矿地质特征及找矿方向

    Geological Characteristics and Prospecting Direction of Gold Deposit in Southern Belt of Hongshishan, Ejinaqi, Inner Mongolia

    • 摘要: 红石山南金矿位于阿木乌苏-鹰嘴红山金、锑、铁、钨Ⅳ级成矿带中段南部,赋存于长城系古硐井岩群下岩性组,内部近东西向脆韧性剪切带发育.发育两条规模较大的含金构造蚀变带,金矿(化)体与主构造线方向一致,斜列式排列.通过对红石山南金矿地质特征、矿(化)体特征及物化探异常特征的综合分析研究,总结了控矿因素和找矿标志,探讨了矿床成因,经类比金矿类型属“卡林”型.在综合研究区域成矿规律的基础上,指出研究区金矿具有较好的找矿潜力.

       

      Abstract: The gold deposit of Southern Hongshishan is situated in the middle section of Au-Sb-Fe-W Ⅳ level metallogenic belt of the southern Amuwusu-Yingzuihongshan.The main outcropping strata are the Changcheng system Gudongjing Group and a near east-west ductile shear zone in the ore body.There are two large-scale gold tectonic altered zones with an echelon construction and their structural trend similar to the major structural line.Through study on the geological characteristics,mineralized body characteristics,geophysical and geochemical anomaly characteristics of the gold deposit,the major ore-controlling factors and prospecting indicators have been summarized and the genesis has been discussed.By comparison,the gold deposit belongs to Carlin-type.The good prospecting potential of the gold deposit has been pointed out in the study area based on the comprehensive research of the regional mineralization regularities.

       

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