干旱荒漠区综合物化探方法寻找铜多金属矿
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龚胜平, 陆桂福, 席明杰, 马生明, 苏文利
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The application of integrated geophysical and geochemical methods to the prospecting of copper polymetallic deposits in the arid desert area
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GONG Sheng-Ping, LU Gui-Fu, XI Ming-Jie, MA Sheng-Ming, SU Wen-Li
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表2 地球化学异常参数统计
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Table 2 Statistics of geochemical anomalies
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元素 | 异常面积/km2 | 平均值/10-6 | 最高值/10-6 | 异常下限/10-6 | 异常衬值 | NAP值 | 异常点数/个 | Au | 1.76 | 5.40×10-3 | 23.2×10-3 | 1.50×10-3 | 3.60 | 6.3 | 7 | Ag | 2.82 | 0.21 | 0.94 | 0.06 | 3.50 | 9.9 | 10 | Cu | 1.04 | 163 | 586 | 34.1 | 4.78 | 5.0 | 5 | Pb | 1.96 | 28.0 | 108 | 14.4 | 1.94 | 3.8 | 9 | Zn | 0.48 | 95.9 | 127 | 60.0 | 1.59 | 0.8 | 6 | As | 1.45 | 9.50 | 31.3 | 3.00 | 3.16 | 4.6 | 6 | Sb | 3.07 | 3.47 | 36.8 | 0.24 | 14.46 | 44.4 | 13 | W | 1.81 | 3.25 | 14.1 | 0.91 | 3.57 | 6.5 | 9 | Sn | 1.88 | 2.80 | 12.0 | 1.50 | 1.87 | 3.5 | 10 | Mo | 2.47 | 3.54 | 27.8 | 0.76 | 4.65 | 11.5 | 13 | Cd | 2.35 | 277×10-3 | 1030×10-3 | 91.0×10-3 | 3.04 | 7.1 | 11 |
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