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

表2 多道能谱异常等级划分

Table 2 Multichannel spectrum anomaly classification table

参数 偏高晕 高晕 异常晕 X ˉ+S≤ Q≤ X ˉ+2S X ˉ+2S≤ Q≤ X ˉ+3S Q≥ X ˉ+3S U 9.51≤Q≤11.73 11.73≤Q≤13.94 13.94≤Q≤21.90 Th 37.87≤Q≤47.87 47.87≤Q≤57.87 57.87≤Q≤83.61 K 4.78≤Q≤6.03 6.03≤Q≤7.28 7.28≤Q≤10.63