浅灰色

The platform foreslope is composed of the dark grey and celadon calcareous mudstone,siltstone,sandstone intercalated with limestone conglo...

内陆棚以、绿质泥岩夹浅砂质、质纹层或条带为特征,并编制了该区桑塔木组的岩相古。

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.

该油岩呈或棕褐 ,发育 ,主要由富含有机质纹层和浅钙质纹层形成的毫米级沉积层偶组成。