In lamina of shale which deposited in deep lake away from paleo-debouchment in the Shahejie Formation in the Jiyang Depression, some aeolian silty sand was discovered.
该油页岩呈深
色或棕褐色 ,页理发育 ,主要由富含有机质纹
色钙质纹
成的毫米级
偶组成。
In lamina of shale which deposited in deep lake away from paleo-debouchment in the Shahejie Formation in the Jiyang Depression, some aeolian silty sand was discovered.
该油页岩呈深色或棕褐色 ,页理发育 ,主要由富含有机质纹色钙质纹成的毫米级偶组成。
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