海绿石

The Glauconite Sandstone is a persistent stratigraphic unit.

石砂是一个稳定的地层单。

Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

石、碳酸盐骨骸碎屑、相化石和胶磷矿普遍出现。

51. The cower unit of the Eagle is a wellsorted lithic and glauconitic marine sandstone.

伊格尔砂的下部单是分选良好的屑质和相石质。