Geologic units in Barber county, Kansas

Nippewalla Group (Late Permian- Custerian to Cimarronian) at surface, covers 69 % of this area

Dog Creek FM- maroon silty shale, siltstone, fine-grained feldspathic sandstone. Blaine FM- (base B) gypsum beds seperated by dolomite and red shale. Flower Pot Shale -(base FL) red gypsiferous shale silty shale and minor sandstone and siltstone. Cedar Hills Sandstone- feldspathic sandstone, siltstone, and silty shale. Salt Plain FM- red flaky, silty shale and some siltstone with thick salt beds at base. Harper Sandstone with Kingman Sandstone member (base K)- red argillaceous siltstone and fine silty sandstone with a few beds of res shale and white sandstone. Stone Coral FM- dolomite, anhydrite, gypsum and salt.

Alluvium (Pleistocene) at surface, covers 16 % of this area

unconsolidated sand, silt, clay, and gravel

Alluvium (Holocene to Pleistocene) at surface, covers 11 % of this area

unconsolidated sand, silt, clay, and gravel

Dune Sand (Holocene to Pleistocene) at surface, covers 4 % of this area

unconsolidated dune sand

Loess (Holocene to Pleistocene) at surface, covers 1 % of this area

eolian silts

Kiowa Shale and Cheyenne Sandstone (Early Cretaceous) at surface, covers 0.3 % of this area

Kiowa Shale or FM- light -gray to black illitic shale with thin coquinoidal limestone beds at the base; sandstone lenses common. Cheyenne Sandstone- massive to crossbedded, light-gray to buff fine-grained sandstone with lenses of gray sandy shale and conglomerate.