岩屑地球化学测量在甘肃北山干旱戈壁荒漠区的找矿效果——以三白墩地区金砷矿的发现为例
雷自强, 陈杰, 陈世明, 方成豪, 杨镇熙, 王振

Application of geochemical survey of lithic fragments in ore prospecting in arid Gobi desert of the Beishan area, Gansu Province: A case study of the discovery of the gold-arsenic deposit in Sanbaidun area
LEI Zi-Qiang, CHEN Jie, CHEN Shi-Ming, FANG Cheng-Hao, YANG Zhen-Xi, WANG-Zhen
表2 研究区岩屑测量异常下限统计
Table 2 Statistics of rock debris anomaly lower limit in the study area
元素 k 异常下限 元素 k 异常下限
Cu 2 20 Sn 2.1 1.8
Zn 2 88.9 Ag 2 57
Pb 2 25.3 As 2.2 9.3
W 2.1 0.89 Sb 2 0.23
Mo 2.4 1.5 Au 2 1.8