藏南康马县布主金（锑）矿土壤地球化学异常信息提取及成矿预测

张宇,魏俊浩,石文杰,李国猛,周新琪,毛国正,刘成林

Soil Geochemical Anomaly Information Extraction and Metallogenic Prediction of the Buzhu Gold（Antimony） Deposit in the Kangma County，South Tibet

Yu ZHANG,Junhao WEI,Wenjie SHI,Guomeng LI,Xinqi ZHOU,Guozheng Mao,Chenglin LIU

表6 研究区土壤地球化学测量元素异常下限

Table 6 Abnormal lower limits of soil geochemistry measurement elements in the study area

元素异常参数 Au* Ag Hg* As Sb Cu Pb Zn 标准离差 1.64 64.78 9.20 47.78 1.93 4.24 6.10 13.53 平均值（背景值） 2.16 112.78 24.41 79.17 3.95 25.77 26.21 80.54 理论异常下限 5.44 242.34 42.79 174.73 7.82 34.25 38.40 107.59 实际异常下限 6.00 250.00 43.00 180.00 8.00 35.00 40.00 108.00 外带 6.00 250.00 43.00 180.00 8.00 35.00 40.00 108.00 中带 12.00 500.00 86.00 360.00 16.00 70.00 80.00 216.00 内带 24.00 1 000.00 172.00 720.00 32.00 140.00 160.00 432.00