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
呈深灰色或棕褐色 ,页理发育 ,主要由富含有机
纹层和浅灰色钙纹层形成
毫米级沉积层偶组成。
；塞满了淤泥
土；砂土土；沙；细泥砂砂土；沉泥土；沈泥土壤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.
该油页呈深灰色或棕褐色 ,页理发育 ,主要由富含有机纹层和浅灰色钙纹层形成毫米级沉积层偶组成。
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