林西—乌兰浩特地区铀成矿多源信息分析与成矿预测
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张恩, 段明, 卢辉雄, 冯博, 曹秋义, 杨彦超
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An analysis of multivariate uranium metallogenic information and metallogenic prognosis in Linxi-Ulanhot area
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En ZHANG, Ming DUAN, Hui-Xiong LU, Bo FENG, Qiu-Yi CAO, Yan-Chao YANG
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表7 铀矿证据层权重值的计算
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Table 7 Weight value of evidence layers of uranium deposits
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| 证据图层 | W+ | W- | C | | 满克头鄂博组 | 1.342 | -1.119 | 2.461 | | 地质变量 | 潜火山岩边界2 km缓冲区 | 0.436 | -0.659 | 1.094 | | 断裂450 m缓冲区 | 0.761 | -3.875 | 4.636 | | 断裂等密度 | 1.959 | -0.630 | 2.589 | | U高场 | 1.885 | -1.102 | 2.987 | | 航放 | F参数高值晕 | 1.763 | -0.655 | 2.417 | | U/K高值晕 | 1.816 | -1.026 | 2.842 | | Hu低值晕 | 1.725 | -0.894 | 2.619 | | 航磁 | 磁场有利区(-100~75 nT) | 0.023 | -0.267 | 0.290 | | 化探 | Mo化探异常 | 1.813 | -0.773 | 2.587 | | Ag化探异常 | 1.061 | -0.316 | 1.377 | | Pb化探异常 | 1.240 | -0.427 | 1.667 | | W化探异常 | 1.250 | -0.327 | 1.577 | | Sn化探异常 | 1.332 | -0.641 | 1.973 | | 遥感 | 铁染蚀变异常 | 0.526 | -0.522 | 1.049 | | 羟基蚀变异常 | 0.874 | -0.556 | 1.430 |
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