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Study on the Geological Settsing of Uranium Mineralization Between Manzhouli-Erguna and Its Abroad Adjacent Areas
Author(s): LI Xiaoguang, XUE Chunji, WEI Sanyuan
Pages: 280-
287
Year: 2020
Issue:
4
Journal: Uranium Geology
Keyword: 满洲里-额尔古纳; 火山岩; 基底; 构造;
Abstract: 满洲里-额尔古纳地区与俄罗斯斯特列利措夫铀矿田、蒙古多尔诺特铀矿田处于同一大地构造单元,有着相似的地质背景.通过对满洲里-额尔古纳地区铀成矿地质环境与境外邻区产铀火山盆地对比分析,认为两者的火山活动过程、火山岩地球化学特征相似;基底岩石及演化特征和火山活动方式存在差异;断裂分布特征类似,但断裂发育程度以及火山机构特征存在明显差异;铀矿化程度和矿化类型存在较大差异.铀成矿地质环境的差异性是满洲里-额尔古纳地区与境外邻区铀成矿远景不同的主要原因.
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