西藏斯弄多银多金属矿床岩石地球化学特征及找矿前景
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杨宗耀, 张崇海, 赵晓彦, 郎兴海, 肖鸿天, 梁君
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Characteristics of rock geochemical anomalies and prospecting potential of the Sinongduo silver polymetallic deposit, Tibet
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Zong-Yao YANG, Chong-Hai ZHANG, Xiao-Yan ZHAO, Xing-Hai LANG, Hong-Tian XIAO, Jun LIANG
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表1 斯弄多银多金属矿床岩1:10 000岩石地球化学测量各元素地球化学参数特征
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Table 1 Geochemical parameter characteristics of various elements in rock survey at the scale of 1:10 000 in the Sinongduo silver polymetallic deposit
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参数 | Cu | Pb | Zn | Cd | Mo | Ag | As | Sb | Hg | Au | 样品个数 | 2413 | 2413 | 2413 | 2413 | 2413 | 2413 | 2413 | 2413 | 2413 | 2413 | 最小值 | 1.3 | 7.8 | 10.3 | 0.02 | 0.25 | 0.04 | 1.7 | 0.7 | 4.0 | 0.6 | 最大值 | 403 | 50806 | 21046 | 109 | 67.3 | 120 | 393 | 72.4 | 638 | 305 | 均值 | 12.5 | 127.3 | 88.7 | 0.18 | 2.59 | 0.41 | 31.4 | 2.8 | 32.4 | 2.9 | 标准偏差 | 9.6 | 1300 | 429.6 | 2.22 | 3.57 | 3.44 | 27.8 | 2.6 | 23.6 | 9.8 | 变异系数 | 0.8 | 10.2 | 4.8 | 12.6 | 1.38 | 8.38 | 0.9 | 0.9 | 0.7 | 3.4 | 偏斜 | 29.2 | 30.1 | 48.2 | 48.79 | 8.4 | 26.16 | 5 | 12.5 | 13.3 | 18.7 | 峰度 | 1143 | 1048 | 2351 | 2391 | 111 | 777 | 40 | 262 | 272 | 482 | 累积 频率 | ≤75% | 15.2 | 58.7 | 84.6 | 0.13 | 2.73 | 0.17 | 33.4 | 2.92 | 36 | 1.81 | ≤95% | 17.7 | 125 | 128 | 0.22 | 7.32 | 0.96 | 78 | 5.66 | 54 | 7.31 | ≤98.5% | 19.9 | 500 | 234 | 0.55 | 13.2 | 2.64 | 127 | 9.92 | 73 | 22.3 |
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