干旱荒漠区综合物化探方法寻找铜多金属矿

龚胜平, 陆桂福, 席明杰, 马生明, 苏文利

The application of integrated geophysical and geochemical methods to the prospecting of copper polymetallic deposits in the arid desert area

GONG Sheng-Ping, LU Gui-Fu, XI Ming-Jie, MA Sheng-Ming, SU Wen-Li

表1 岩矿石物性统计

Table 1 Physical properties of the rock

岩石名称 样品数 电阻率/(Ω·M) 极化率/% 磁化率/(10-6 SI) 常见值 变化范围 常见值 变化范围 常见值 变化范围 钠长阳起片岩 29 3315.9 205.2~13949.4 2.02 0.97~3.0 37355.2 85.7~91341.7 角闪辉长岩 30 3727.6 1023.6~28174.4 2.0 1.14~4.29 7260.0 294.0~42323.7 石英闪长岩 30 6581.6 1393.3~11322.5 0.7 0.4~2.3 3466.7 176.2~13904.6 二长花岗岩 30 1706.4 778.4~7123.4 2.68 1.15~4.63 116.6 0.9~1434.2 花岗闪长岩 21 1804.9 757.1~7927.2 3.01 0.92~4.05 1095.2 52.1~4695.1 正长花岗岩 12 2004.9 1161.1~3815.7 2.7 1.8~4.1 92.6 2.9~203.7 闪长玢岩 10 7429.2 2209.1~11228.2 2.3 0.8~3.0 102.2 88.1~363.2 钾长花岗岩 30 700.0 435.0~2481.9 2.5 1.8~3.5 202.5 36.4~696.1 大理岩 36 989.8 830.5~1455.5 0.12 0.05~0.19 3.70 1.0~9.7 斜长角闪岩(绿帘石化) 32 95.3 80.2~9991.2 2.0 0.61~3.45 552.2 359.5~7579.3 斜长角闪岩(黄铁矿化) 35 1220.5 571.0~2068.2 2.25 2.25~3.01 471.7 179.0~455.0