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New discovery in study of remote sensing image characteristics at sandstone-type uranium deposits in China and its important significance
Author(s): 
Pages: 352-357
Year: Issue:  6
Journal: URANIUM GEOLOGY

Keyword:  断裂构造控矿作用构造-地球化学障遥感影像;
Abstract: 砂岩型铀矿是我国目前铀资源勘查主攻的目标类型,但在勘查过程中,往往侧重地层的岩性、岩相等控矿因素研究,而对断裂构造的控矿作用没有引起足够重视.通过对中国砂岩型铀矿区遥感影像特征的系统研究,发现我国主要砂岩型铀矿区均有控制工业铀矿产出的断裂构造存在.在此基础上,剖析了控矿构造的特点及其控矿作用,提出构造-地球化学障的控矿新模式.最后论述了构造-地球化学障模式与传统氧化带前锋模式的区别,并探讨了其提出的重要意义.
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