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Modern Mining ›› 2022, Vol. 38 ›› Issue (08): 32-.

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Prospects for Prospecting of Tungsten and Molybdenum Geochemical Anomalies in Jingqiao Area,Southern Anhui

DU Guoqiang LI Pengfei YU Youlin XIE Jinjin ZHANG Xiaorong LIU Chao   

  1. Geological Survey of Anhui Province(Anhui Institute of Geological Sciences)
  • Online:2022-08-25 Published:2023-06-02

Abstract: Based on the 1∶50 000 stream sediment survey data,the geochemical background and anomaly characteristics of tungsten and molybdenum anomalies in Jingqiao area are analyzed. Combined with the verification results,the prospecting prospect is evaluated. The results show that the comprehen⁃ sive geochemical anomalies of tungsten and molybdenum in Jingqiao area are mainly composed of W,Bi and Mo elements,with large scale,high intensity and obvious concentration centers,which are distribut⁃ ed in the contact zone between the eastern edge of Jingde pluton and the Xiaxiang Formation of Silurian. The measurement of rock and soil profile shows that there are primary halo and secondary halo anomalies. Three tungsten (molybdenum) mineralization zones are newly discovered in the contact zone between rock mass and surrounding rock,which are closely related to the Yanshanian rock mass,quartz vein and fault structure. The genetic type is quartz vein type. The mineralized body is not commensurate with the anomaly scale and intensity,and has good prospecting prospects for tungsten and molybdenum.

Key words: tungsten and molybdenum ore, geochemical anomalies, prospecting prospect