基于多道伽马能谱测量的离子吸附型稀土矿放射性勘查方法研究——以攀西德昌地区为例

李怀远, 聂飞, 蒋首进, 胡俊峰, 邹佳作, 郭金晨

An exploration method for the radiation of ion adsorption-type rare earth element deposits based on multi-channel gamma-ray spectrometry: A case study of the Dechang area in the Panzhihua-Xichang region

LI Huai-Yuan, NIE Fei, JIANG Shou-Jin, HU Jun-Feng, ZOU Jia-Zuo, GUO Jin-Chen

图1 研究区大地构造简图(a)和地质位置(b) 1—茅坪单元细粒二云二长花岗岩;2—可郎单元粗中粒黑云钾长花岗岩;3—染房沟单元细粒斑状二云二长花岗岩;4—第四系;5—实测断层;6—伽马能谱剖面范围;7—土壤剖面范围;8—地、物、化综合剖面;9—辉绿岩脉、花岗斑岩脉;10—钻孔

Fig.1 Tectonic map (a) and geological map (b) of the study area 1—fine-grained dolomitic diorite of Maoping unit; 2—coarse-medium-grained black dolomitic diorite of Kelang unit; 3—fine-grained porphyritic dolomitic diorite of Ranfangou unit; 4—Quaternary system; 5—measured faults; 6—extent of gamma-energetic spectral profiles; 7—extent of soil profiles; 8-Physical and chemical composite profiles; 9—phyllic dyke veins, granitic porphyritic veins; 10—drill holes