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Geologic units in Kent county, Texas

Dockum Group, undivided (Phanerozoic | Mesozoic | Triassic-Late) at surface, covers 1 % of this area
Dockum Group
Lithology: fine-grained mixed clastic; limestone; conglomerate
Quaternary deposit, undivided (Phanerozoic | Cenozoic | Quaternary) at surface, covers 0.3 % of this area
sand, silt, clay, and gravel. locally indurated with calcium carbonate (caliche); includes point bar, natural levee, stream channel, sand dune, terrace, alluvial fan, landslide bolson and playa deposits
Lithology: sand ; silt ; clay or mud; gravel; carbonate
Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 2 % of this area
Terrace deposits
Lithology: terrace; sand; gravel; silt; clay or mud
sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 20 % of this area
sand sheet deposits
Lithology: sand; silt
Lingos Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Middle(?) Pleistocene-Late(?) Holocene) at surface, covers 3 % of this area
Lingos Formation
Lithology: sand; gravel; clay or mud; silt
alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % of this area
alluvium
Lithology: sand; silt; clay or mud; gravel
Whitehorse Group, undivided (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 2 % of this area
Whitehorse Group, undivided
Lithology: sandstone; shale; evaporite
Quartermaster Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 3 % of this area
Quartermaster Formation
Lithology: shale; sandstone; evaporite; dolostone (dolomite)
Ogallala Formation (Phanerozoic | Cenozoic | Tertiary | Pliocene Miocene) at surface, covers < 0.1 % of this area
Ogallala Formation
Lithology: sand; silt; clay or mud; gravel; carbonate
Edwards Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers < 0.1 % of this area
Edwards Limestone
Lithology: limestone; dolostone (dolomite); chert

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