空心微子区法在大兴安岭森林沼泽景观区区域化探异常圈定中的应用
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唐伟, 汤正江, 张应娥, 王秋璇
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Application of the hollow micro-area method for anomaly delineation in regional geochemical surveys within the forest swamp landscape area, Great Xing'an Range
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TANG Wei, TANG Zheng-Jiang, ZHANG Ying-E, WANG Qiu-Xuan
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表1 主要成矿元素及成矿指示元素异常下限值
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Table 1 Abnormal threshold of main ore-forming elements and ore-forming indicator elements
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| 参数 | Cu | Zn | Pb | Ag | Sn | Cd | As | Sb | Bi | Mo | W | Au | | 样品数 | 2518 | 2810 | 2650 | 2712 | 2915 | 2645 | 2621 | 2691 | 2720 | 2666 | 2790 | 2684 | | 最大值 | 12.8 | 99.8 | 42.4 | 88 | 3.1 | 143 | 26.8 | 1.09 | 0.32 | 3.61 | 2.53 | 0.80 | | 最小值 | 2.0 | 8.9 | 10.9 | 25 | 1.4 | 20 | 0.5 | 0.09 | 0.01 | 0.27 | 0.32 | 0.30 | | 算术平均值 | 6.6 | 54.5 | 24.3 | 57 | 2.3 | 80 | 10.3 | 0.54 | 0.17 | 1.68 | 1.38 | 0.65 | | 标准离差 | 2.7 | 18.3 | 6.1 | 15 | 0.4 | 25.2 | 6.2 | 0.22 | 0.06 | 0.77 | 0.46 | 0.1 | | 变异系数 | 0.37 | 0.34 | 0.25 | 0.22 | 0.16 | 0.31 | 0.55 | 0.41 | 0.37 | 0.46 | 0.33 | 0.23 | | T理论值 | 13.35 | 100.25 | 39.55 | 94.5 | 3.3 | 143 | 25.8 | 1.09 | 0.32 | 3.605 | 2.53 | 0.9 | | T使用值 | 13.5 | 100 | 40 | 95 | 3 | 140 | 25 | 1 | 0.32 | 3.5 | 2.5 | 0.9 |
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