元素比值在嫩江—黑河地区金成矿预测的应用初探
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符安宗,余欣朗,李成禄,杨文鹏,杨元江,郑博,赵瑞君
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Application of Element Ratios in Gold Metallogenic Prediction in Nenjiang-Heihe Area
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Anzong FU,Xinlang YU,Chenglu LI,Wenpeng YANG,Yuanjiang YANG,Bo ZHENG,Ruijun ZHAO
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表1 嫩江—黑河地区1/25万化探地球化学参数统计
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Table 1 Statistics of geochemical parameters of 1/250 000 geochemical exploration in Nenjiang-Heihe area
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元素 (氧化物) | 算术均值 | 均方差 | 变化系数 | 上地壳 丰度 | 浓度克拉克值 | 元素 (氧化物) | 算术均值 | 均方差 | 变化系数 | 上地壳丰度 | 浓度克拉克值 |
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Au | 1.66 | 28.80 | 17.32 | 0.74 | 2.25 | Mn | 1 125.67 | 1 606.13 | 1.43 | 575 | 1.96 | Ag | 0.06 | 0.05 | 0.83 | 0.055 | 1.03 | Nb | 8.33 | 5.35 | 0.64 | 12 | 0.69 | As | 12.10 | 20.88 | 1.73 | 1.9 | 6.37 | Ni | 12.85 | 17.16 | 1.34 | 24 | 0.54 | Sb | 0.58 | 1.10 | 1.89 | 0.18 | 3.22 | P | 676.17 | 729.73 | 1.08 | 590 | 1.15 | Bi | 0.16 | 0.33 | 2.08 | 0.13 | 1.21 | Pb | 22.94 | 17.92 | 0.78 | 17 | 1.35 | Hg | 0.03 | 0.23 | 9.24 | 0.0078 | 3.22 | Sr | 263.57 | 174.05 | 0.66 | 330 | 0.80 | W | 0.95 | 1.20 | 1.27 | 0.9 | 1.05 | Th | 5.39 | 2.76 | 0.51 | 8.6 | 0.63 | Mo | 1.12 | 1.32 | 1.18 | 0.6 | 1.87 | Ti | 2 149.51 | 1 940.77 | 0.90 | 3 000 | 0.72 | F | 273.69 | 193.07 | 0.71 | 540 | 0.51 | V | 58.48 | 58.90 | 1.01 | 68 | 0.86 | Cd | 0.06 | 0.08 | 1.23 | 0.072 | 0.88 | Y | 12.41 | 7.85 | 0.63 | 17 | 0.73 | Sn | 1.64 | 0.94 | 0.57 | 1.5 | 1.09 | Zn | 35.30 | 27.80 | 0.79 | 60 | 0.59 | B | 14.18 | 16.21 | 1.14 | 17 | 0.83 | Zr | 132.98 | 92.37 | 0.69 | 162 | 0.82 | Li | 15.52 | 10.84 | 0.70 | 16 | 0.97 | SiO2 | 72.00 | 7.76 | 0.11 | 61.77 | 1.17 | Be | 1.89 | 0.71 | 0.38 | 1.6 | 1.18 | Al2O3 | 11.86 | 2.49 | 0.21 | 13.61 | 0.87 | U | 1.39 | 0.87 | 0.62 | 1.5 | 0.93 | TFe2O3 | 3.60 | 3.30 | 0.91 | 4.78 | 0.75 | Ba | 703.68 | 317.22 | 0.45 | 740 | 0.95 | K2O | 3.14 | 0.85 | 0.27 | 3.06 | 1.03 | Co | 16.47 | 22.99 | 1.40 | 12 | 1.37 | Na2O | 2.20 | 0.96 | 0.43 | 2.96 | 0.74 | Cr | 23.63 | 33.89 | 1.43 | 52 | 0.45 | CaO | 1.11 | 0.91 | 0.82 | 5.6 | 0.20 | Cu | 10.34 | 47.92 | 4.63 | 18 | 0.57 | MgO | 0.66 | 0.71 | 1.08 | 2.73 | 0.24 | La | 18.11 | 10.42 | 0.58 | 35 | 0.52 | | | | | | |
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