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

Geologic units in Wilbarger county, Texas

sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 27 % of this area

sand sheet deposits

Lithology: sand; silt

San Angelo Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers < 0.1 % of this area

San Angelo Formation

Lithology: mudstone; siltstone; evaporite

Seymour Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Middle [Irvingtonian]) at surface, covers 2 % of this area

Seymour Formation

Lithology: sand; gravel; clay or mud

Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 3 % of this area

Terrace deposits

Lithology: terrace; sand; gravel; silt; clay or mud

Waggoner Ranch Formation (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers 13 % of this area

Waggoner Ranch Formation

Lithology: shale; mudstone; limestone; siltstone; sandstone; conglomerate

Alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.4 % 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

Lithology: alluvium

Lueders Formation (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers 1 % of this area

Lueders Formation

Lithology: shale; limestone

Dune Sand (Phanerozoic | Cenozoic | Quaternary | Pleistocene) at surface, covers < 0.1 % of this area

CLINTON- Wind-blown sand; thickness ranges from a thin Veneer to about 70 feet. LAWTON- Wind-laid sand; maximum thickness about 50 feet (15 m).

Lithology: sand

dune sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 9 % of this area

dune sand sheet deposits

Lithology: sand; silt

alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 6 % of this area

alluvium

Lithology: sand; silt; clay or mud; gravel

Clear Fork Group (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers 38 % of this area

Clear Fork Group

Lithology: mudstone; sandstone; dolostone (dolomite); siltstone; evaporite