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

Geologic units in Tarrant county, Texas

Eagle Ford Formation (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers 9 % of this area

Eagle Ford Formation

Lithology: shale; siltstone; limestone

undivided part of Washita Group (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 2 % of this area

undivided part of Washita Group

Lithology: clay or mud; limestone; mudstone

Pawpaw Formation, Weno Limestone, and Denton Clay, undivided (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 9 % of this area

Pawpaw Formation, Weno Limestone, and Denton Clay, undivided

Lithology: mudstone; limestone; clay or mud

Walnut Clay (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 1 % of this area

Walnut Clay

Lithology: clay or mud; limestone; shale

Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 7 % of this area

Terrace deposits

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

Paluxy Sand (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 4 % of this area

Paluxy Sand

Lithology: sand; sandstone; limestone

Woodbine Formation (Phanerozoic | Mesozoic | Cretaceous-Late [Gulfian]) at surface, covers 23 % of this area

Woodbine Formation

Lithology: shale; sand; clay or mud; limestone; coal; tuff

Kiamichi Formation (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 4 % of this area

Kiamichi Formation

Lithology: clay or mud; limestone; sandstone

Fort Worth Limestone and Duck Creek Formation, undivided (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 9 % of this area

Fort Worth Limestone and Duck Creek Formation, undivided

Lithology: limestone; mudstone; clay or mud

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

alluvium

Lithology: sand; silt; clay or mud; gravel

Grayson Marl and Main Street Limestone, undivided (Phanerozoic | Mesozoic | Cretaceous-Early Cretaceous-Late) at surface, covers 13 % of this area

Grayson Marl and Main Street Limestone, undivided

Lithology: mudstone; limestone

Duck Creek Limestone (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 2 % of this area

Duck Creek Limestone

Lithology: limestone

Goodland Limestone and Walnut Clay, undivided (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 6 % of this area

Goodland Limestone and Walnut Clay, undivided

Lithology: limestone; clay or mud