Geologic units in Cooke county, Texas

Fort Worth Limestone and Duck Creek Formation, undivided (Early Cretaceous) at surface, covers 25 % of this area

Fort Worth Limestone and Duck Creek Formation, undivided

Woodbine Formation (Late Cretaceous; Gulfian Series) at surface, covers 20 % of this area

Woodbine Formation

Pawpaw Formation, Weno Limestone, and Denton Clay, undivided (Early Cretaceous) at surface, covers 13 % of this area

Pawpaw Formation, Weno Limestone, and Denton Clay, undivided

Goodland Limestone and Walnut Clay, undivided (Early Cretaceous; Comanchean Series) at surface, covers 12 % of this area

Goodland Limestone and Walnut Clay, undivided

Antlers Sand (Early Cretaceous) at surface, covers 10 % of this area

Antlers Sand

Kiamichi Formation (Early Cretaceous; Comanchean Series) at surface, covers 9 % of this area

Kiamichi Formation

Alluvium (Holocene) at surface, covers 5 % of this area

Alluvium

Grayson Marl and Main Street Limestone, undivided (Early Late Cretaceous and Late Early Cretaceous) at surface, covers 3 % of this area

Grayson Marl and Main Street Limestone, undivided

Terrace deposits (Pleistocene and Holocene) at surface, covers 2 % of this area

Terrace deposits

Alluvium (Holocene) at surface, covers < 0.1 % of this area

WOODWARD- Lenticular and interfingering deposits of gravel, sand, silt, and clay. Generally light-tan to gray. Thickness along major streams ranges up to 100 feet and probably averages 40 feet; along minor streams the thickness ranges up to 45 feet and probably averages 20 feet. ENID- Sand, silt, clay, and locally gravel. Maximum thickness ranges from 30 to 80 feet (9 to 24 m) along major streams and from 0 to 60 feet (0 to 18 m) along minor streams. TULSA- Gravel, sand, silt, and clay. TULSA- Gravel, sand, silt, and clay. OKLAHOMA CITY- Sand, silt, clay, and lenticular beds of gravel. Thickness ranges from about 30 to 100 feet and probably averages about 50 feet along major streams. Along minor streams, thickness ranges from a few feet to about 50 feet and probably averages about 25 feet. LAWTON- Sand, clay, and gravel as much as 50 feet (15 m) thick; Shown only along major streams and tributaries. ARDMORE-SHERMAN- Gravel, sand, silt, and clay, including low terraces; thickness, about 25 to 100 feet. McALESTER TEXARKANA- Gravel, sand, silt, and clay, including low terraces about 30 feet above channels; thickness, about 50 feet along Little River and 110 feet along Red River.

Antlers Sand or Antlers Sandstone (Early Cretaceous) at surface, covers < 0.1 % of this area

ARDMORE-SHERMAN- "Antlers Sand" Sand, white to yellow, medium-grained, weakly indurated, with varicolored clays. Contains arkosic conglomerates near Arbuckle Mountains and "Baum Limestone" near Mannsville anticline. Thickness, 200 to 700 feet. McALESTER TEXARKANA- "Antlers Sandstone" Sandstone and sand, white to reddish-yellow to orange-brown to gray, fine- to coarse-grained, quartzose, crossbedded, moderately to weakly indurated, interbedded with varicolored clays and conglomerates; contains fossil wood and dinosaurs; rests unconformably upon Ouachita rocks but conformably upon DeQueen Limestone; thickness, 0 to 320 feet, thickening southeastward to 900 feet in subsurface.