丹凤三角地带铀矿水化学特征及其找矿意义武进堂（西北地勘局２２４大队陕西西安７１００２４）该区面积约２１００ｋｍ２，发育有无古界的变质岩系和一系列加里东期的花岗岩穹窿，既有伟晶状花岗岩的岩浆型铀矿床，也有热液脉状铀矿床。区内地下水有孔隙潜水、裂隙孔隙水... Hydrochemical Characteristics of Uranium Deposits and Their Prospecting Significance in the Danfeng Delta Area Wu Jintang (Unit 224, Northwest Bureau of Geological Exploration, Xi’an, Shaanxi Province 710024, China) The area is about 2,100km2, with or without metamorphic metamorphic rocks and a series of Caledonian granites Dome, both magmatic granite magmatic uranium deposits, but also hydrothermal vein uranium deposits. Groundwater in the area have pore diving, fissure pore water ...