兴义某铀矿土壤氡气特征及其找矿应用

程俊义, 彭松, 范云飞, 卢平, 陈秀旺

Characteristics and prospecting application of soil radon in a uranium mining area, Xingyi City, China

CHENG Jun-Yi, PENG Song, FAN Yun-Fei, LU Ping, CHEN Xiu-Wang

表1 研究区不同地层对数背景值及标准差

Table 1 Logarithmic background values and standard deviations of different strata in the study area

地层分组 $\overline{{X}_{g}}$ $\overline{{S}_{g}}$ $\overline{X}$+$\overline{X}$·S' $\overline{X}$+$\overline{X}$·2S' $\overline{X}$+$\overline{X}$·3S' 单位 飞仙关组二段、嘉陵江组二段 4.551406 0.347052 114748 193899 273050 Bq·m-3 嘉陵江组一、三段 4.797729 0.438368 224992 407217 579442 Bq·m-3