They mainly consist of sandstone,in which quartzarenite and litharenite are dominant and arkose is lack.
碎
砂类为主，其中又石英砂类和砂类为主，缺少长石砂类。
They mainly consist of sandstone,in which quartzarenite and litharenite are dominant and arkose is lack.
碎砂类为主，其中又石英砂类和砂类为主，缺少长石砂类。
The ore-bearing beds have a bimodal rock association and exhibit assembly characteristics of pyroclastic rock, orebody and exhalite.
含矿系为双峰石组合，具有火山碎-矿体-喷气“三位一体”特徵。
The first rock is mainly andesite clinkering agglomerate, andesite breccia, dacite breccia, rhyolite breccia and rhyolite clinkering tuff.
正常火山碎亚类石类型主要为安山质熔结集块,安山质、英安质及流纹质火山角砾及流纹质熔结凝灰。
Interlayer oxidized zone and argillite-sisandstone-argillite sequence occur in red clastic rock formation with ideal artesian and circulating system of ground water.
在红色碎建造中有层间氧化带和“泥-砂-泥”结构发育，并有良好的
承压和循环体制，是寻找可浸砂型铀矿的有利区。
Xiaertai rock group,a set of metamorphic rock system in Xiaertai area,has experienced strong ductilebrittle deformation and then thermal contact metamorphism and dynamometamorphism in the late stage.
经原恢复可将二台群分为三个组：盘岭组，黄顶子组及烧锅屯组，其原建造分别为火山建造、碳酸盐建造及碎建造。
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