放射性测量方法在稀有稀土矿勘查中的应用——以小兴安岭地区南岔区某铀异常点为例

王睿, 李占龙, 马涛

Application of radioactive prospecting in exploration of rare metal minerals: A case study of a uranium anomaly in the Nancha area

Wang Rui, Li Zhan-Long, Ma Tao

图1 汤旺河南岔段地质及铀异常分布 1—第四系低河漫滩堆积层;2—第四系更新统别拉洪河组;3—侏罗系中统太安屯组;4—奥陶系下统宝泉组;5—寒武系下统晨明组;6—东风山岩群;7—红林岩组;8—早白垩世花岗闪长岩;9—晚三叠-早侏罗世二长花岗岩;10—晚三叠-早侏罗世正长花岗岩;11—晚二叠世-早三叠世二长花岗岩;12—晚二叠-早三叠世碱长花岗岩;13—晚奥陶世二长花岗岩;14—新-中元古界花岗岩;15—航空放射性异常点;16—航空放射性高场

Fig.1 Geological and Uranium anomaly map of Tangwang river in Nancha district 1—Quaternary low-river floodplain deposits; 2—the Quaternary Pleistocene Belahong River group; 3—middle Jurassic Taitun group; 4—lower Ordovician Baoquan group; 5—lower Cambrian Chenming group; 6—Dongfeng Mountain rock group; 7—Honglin rock group; 8—the Granodiorite of early Cretaceous epoch; 9—the Monzogranite of late Permian-early triassic; 10—the Syenogranite of late Permian-early Triassic; 11—the Monzogranite of late Permian-early Triassic; 12—the Alkali Feldspar Granite of late Permian-early Triassic; 13—the monzogranite of late Ordovician; 14—the Granite of Neo-Meso-Proterozoic; 15—airborne radioactive anomaly; 16—aeronautical radioactive high field