安徽省祁门—黟县地区水系沉积物地球化学特征及找矿方向

翁望飞, 王德恩, 王邦民, 丁勇, 王拥军

Geochemical characteristics of stream sediments and prospecting direction in Qimen-Yixian area of Anhui Province

Wang-Fei WENG, De-En WANG, Bang-Min WANG, Yong DING, Yong-Jun WANG

图6 祁门金家山西坑金矿点地质简图 1—元古宇牛屋组下段;2—元古宇环沙组;3—特殊岩性层:紫红色泥质粉砂岩;4—花岗斑岩脉;5—石英脉;6—石英闪长玢岩脉;7—安山玢岩脉;8—断裂构造带;9—土壤化探查证金异常;10—土壤化探查证砷异常;11—板理产状;12—探槽查证位置及编号;13—金矿体;14—河流及流向

Fig.6 Geological minerals sketch diagram in Jin Jiashan area of Qimen 1—lower segment of Proterozoic Niuwu formation; 2—Proterozoic huansha formation; 3—special lithological layer: purple-red argillaceous siltstone; 4—granite-porphyry vein; 5—quartz vein; 6—quartz diorite porphyry vein; 7—andesitic porphyry vein; 8—fault structural zone; 9—gold anomaly in soil geochemical prospecting; 10—arsenic anomaly in soil geochemical prospecting; 11—plate occurrence; 12—location and number of groove project; 13—gold ore body; 14—river and flow