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.
该油页岩呈深灰色或棕褐色 ,页理发育 ,主要由富
有
质纹层和浅灰色钙质纹层
成的毫米级沉积层偶组成。
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.
该油页岩呈深灰色或棕褐色 ,页理发育 ,主要由富有质纹层和浅灰色钙质纹层成的毫米级沉积层偶组成。
：
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