岩屑

The flowline for air or gas drilling.

Blooie line（气体钻井排屑管）.

They mainly consist of sandstone,in which quartzarenite and litharenite are dominant and arkose is lack.

碎屑以砂为主，其又以英砂屑砂为主，缺少长砂。

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

伊格尔砂下部单元是分选良好屑海相海绿。

The middle oil-member is characterized by medium-sized sandstone and pebbled sandstone, with fair sorting and subangular sphaericity.Rock types mainly were feldspar debris sandstone.

油组主要沉积砂含砾砂，粒度整体较粗，分选性较好，磨圆度以次棱角状为主，型为长屑砂。