林西—乌兰浩特地区铀成矿多源信息分析与成矿预测

张恩, 段明, 卢辉雄, 冯博, 曹秋义, 杨彦超

An analysis of multivariate uranium metallogenic information and metallogenic prognosis in Linxi-Ulanhot area

En ZHANG, Ming DUAN, Hui-Xiong LU, Bo FENG, Qiu-Yi CAO, Yan-Chao YANG

表4 晚侏罗世—早白垩世潜火山岩缓冲区找矿有利度分析

Table 4 Beneficial degree of buffer zone of the Late Jurassic-Early Cretaceous sub-volcanic rocks

缓冲半径 /km 矿床规模个数 N/个 S/km2 M/(个/km2) F/% C 矿床 矿点 矿化点 0.5 0 2 19 29 7757 0.0037 18.71 0.827 1.0 1 2 28 48 13916 0.0035 34.97 0.700 1.5 1 3 42 67 20490 0.0032 43.22 0.852 2.0 1 4 59 104 27063 0.0038 67.10 1.094 2.5 1 5 62 110 33381 0.0033 70.10 1.037 3.0 1 5 87 122 39174 0.0026 78.71 1.008