江西南岭成矿带自然重砂异常特征及其找矿潜力

    The natural heavy mineral anomaly characteristics and ore potential analysis of the Nanling metallogenic belt in Jiangxi Pvovince

    • 摘要: 南岭成矿带位于江西省西南部,是该省重要的钨、锡、稀土自然重砂异常带。带内单矿物重砂异常形态复杂,受自然地理条件控制显著,与花岗岩体和已知矿产地之间关系密切,组合异常总体呈北北东向展布,与区域构造线方向一致。根据地质构造背景及自然重砂组合异常特征,进一步划分出2个次级自然重砂异常带和14个自然重砂异常集中区。区内自然重砂异常充分展现了矿产资源潜在前景,为开展矿产资源调查与评价提供了重要的重砂异常信息标志。

       

      Abstract: The Nanling metallogenic belt, as an important natural heavy mineral anomaly belt of such resources as tungsten, tin, and rare earth elements, is located in the southwest of Jiangxi Province. The individual mineral anomalies in the belt, occurring in complicated shapes, are significantly controlled by natural geographical conditions and have close relationship with granitic intrusions as well as mineral deposits. The combination of anomalies trends in NNE direction and is accordant with structural lineation. According to the geological conditions and combined anomaly characteristics, the anomalies can be divided into two secondary natural heavy mineral anomaly belts and fourteen ore concentration areas. The natural heavy mineral anomalies in the study area fully demonstrate the potential of the mineral resources and can serve as important anomaly information indicators for the mineral resources investigation and appraisal.

       

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