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Mineral Resources > Online Spatial Data > Geology > by state > Kansas Geology

Geologic units in Chase county, Kansas

Alluvium (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 11 % of this area

unconsolidated sand, silt, clay, and gravel

Lithology: gravel; sand; silt; clay or mud

Admire Group (Phanerozoic | Paleozoic | Carboniferous Pennsylvanian-Late) at surface, covers 4 % of this area

Includes: Grenola Limestone, Roca Shale, Red Eagle Limestone (base RE), Johnson Shale, Foraker Limestone (base FO), Janesville Shale with Five Point Limestone Member (base FP), Falls City Limestone, and Onaga Shale.

Lithology: shale; limestone; coal

Chase Group (Phanerozoic | Paleozoic | Permian [Gearyan]) at surface, covers 50 % of this area

Nolans Limestone- upper and lower limestone separated by shale, 40 ft thick. Odell Shale- mostly red and green shale, 40 ft. thick. Winfield Limestone (base WF)- cherty limestone with fossiliferous gray shale, 25 ft. thick. Doyle Shale- two shale members separated limestone, 70 ft. thick. Barneston Limestone (base BA)- two thick limestone members separated by thin limestone, 90 ft. thick: with Fort Riley Limestone Member( base FR)- gray to tan massive to thin bedded limestone with minor gray shale, 45 ft thick. Matfeild Shale- two varicolored shale members separated by limestone, 80 ft. thick. Wreford Limestone- two cherty limestone members separated shale, 40 ft. thick.

Lithology: shale; limestone

Council Grove Group (Phanerozoic | Paleozoic | Permian [Gearyan]) at surface, covers 33 % of this area

Includes: Speiser Shale, Funston Limestone, Blue Rapids Shale, Crouse Limestone (base CS), Easy Creek Shale, Bader Limestone (base BE), Stearns Shale, Beattie Limestone, Eskridge Shale, and Neva Limestone.

Lithology: limestone; shale

Sumner Group (Phanerozoic | Paleozoic | Permian [Cimarronian]) at surface, covers 0.2 % of this area

Ninnescah Shale (base N)- mostly red silty shale with some gray shale , argillaceous limestone and dolomite. Wellington FM with Carlton Limestone Member (base CR)-mostly gray and some red shale with minor limestone and dolomite, siltstone, gypsum and anhydrite

Lithology: shale; limestone; siltstone; dolostone (dolomite); evaporite

Alluvium (Phanerozoic | Cenozoic | Quaternary | Pleistocene) at surface, covers 2 % of this area

unconsolidated sand, silt, clay, and gravel

Lithology: gravel; sand; silt; clay or mud