浅灰色

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

内陆棚以深灰、灰绿灰质泥夹浅灰砂质、灰质纹层或条带为特征,并编制了该地区桑塔木相古地理图。

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.

该油呈深灰或棕 ,理发育 ,主要由富含有机质纹层和浅灰钙质纹层形成毫米级沉积层偶成。