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Analysis on genesis of uranium-bearing coal in Sawabuqi area, Xinjiang
Author(s): 
Pages: 345-351
Year: Issue:  6
Journal: Uranium Geology

Keyword:  煤岩型铀矿化构造活化煤炭变质程度后生富集;
Abstract: 萨瓦布其地区煤岩型铀矿化产于中-下侏罗统克拉苏群煤层中,该套含煤地层形成于温湿条件下的山前辫状河和辫状河三角洲沉积环境中,在成岩以后的后生阶段遭受了3次构造运动的影响,其中喜山期构造运动对煤岩型铀矿化最为有利.该区含铀煤变质程度较低,在后期构造运动中发生高角度倾斜甚至倒转,煤岩型铀矿化主要受后期的潜水氧化带、煤层产状以及断裂控制,具明显的后生富集成因特征.
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