arkose

Main arkose - sandstone and grey bed have a double - layer structure characteristic.

以长石砂岩为主的铀矿源层和灰色层为主的积铀层,构成了 双层 结构的特征.

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They mainly consist of sandstone, in which quartz arenite and litharenite and arkose is lack.

碎屑岩以砂岩类为主, 其中又以石英砂岩类和岩屑砂岩类为主,缺少长石砂岩类.

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