"gray K. Besonson"

Compact Plant Fiber Masses.

Gray and poorly sorted, with a gritty texture.

Buff, coarse, crystalline “Austin Marble” with shell casts and molds.

Black, fissile; commonly with carbonized fossil plant impressions.

Red, medium, to coarse-grained iron oxide cement; shows hematite bands.

Cemented glacial gravel.

Small, rounded pebbles and tightly cemented granules.

Earthy, porous calcareous tufa.

Gray with line crinoid columnal fragments.

Light gray, earthy.

Gray, fine to medium-grained “Berea grit”.

Brownish gray, kerogen-rich; commercial oil source.

Well-cemented, medium-grained orthoquartzite.

Soil