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Metallogenic geologic prerequisites of sandstone-typeuranium deposits and target area selection——Taking Erlian and Ordos basins as examples
Author(s): CHEN Fazheng
Pages: 138-
143
Year: 2002
Issue:
3
Journal: URANIUM GEOLOGY
Keyword: 砂岩型铀矿; 古河道; 层间氧化带; 潜水-层间氧化带;
Abstract: 砂岩型铀矿是当前铀矿勘查的重点,按照其成矿特点,一般分为3种类型,即古河道型、层间氧化带型和潜水-层间氧化带型.本文对这3种砂岩型铀矿产出地质条件的异同点进行了分析,初步总结了各种类型铀矿床的成矿模式,并以二连盆地和鄂尔多斯盆地为例,对其成矿前景进行了宏观分析和评价.
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