袁小平,赵红瑞,杨瑞.刚果金卢杰巴铜矿地质特征及成矿规律探讨[J].矿产勘查,2019,(9):2373-2379 |
刚果金卢杰巴铜矿地质特征及成矿规律探讨 |
Exploration on geological characteristics and metallogenic rules of Lujieba copper deposit in the democratic republic of Congo King |
投稿时间:2019-06-05 |
DOI: |
中文关键词: 铜矿床 成矿规律 找矿标志 刚果金 |
英文关键词: copper deposit,metallogenic rules,prospecting signs,Congo King |
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中文摘要: |
通过研究矿区地质特征,论证了地层、构造与矿化的关系,总结了成矿规律。已发现的铜矿体主要赋存于罗安群碎屑岩—碳酸盐岩建造中,呈层状、似层状产出,属于经多次构造作用、热液叠加改造及变质改造作用的影响而形成的层控型铜矿床。罗安群矿山组(R2)为主标志层,与矿化关系密切关系的蚀变常见有孔雀石化、滑石化、绢云母化、碳酸盐化等,均可作为寻找此类型铜矿的找矿标志。综合研究已知的地质成果,认为该区具有良好的成矿地质条件和找矿前景。 |
英文摘要: |
By studying the geological characteristics of the mining area, the relationship between strata, structure and mineralization is demonstrated, and the metallogenic rules are summarized. The discovered copper deposits mainly occur in the clastic rock-carbonate formation of Roan group. They are bedded and bedlike, and belong to the strate-controlled copper deposits formed under the influence of multiple tectonic processes, hydrothermal superposition and metamorphism. In addition to the main marker layer of the Roan group mine formation (R2), the alteration closely related to mineralization commonly includes peafinization, sliditization, sericitization and carbonation, which can be used as the prospecting signs for this type of copper ore. Based on the known geological results, it is concluded that the area has good metallogenic geological conditions and prospecting prospects. |
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