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

Geologic units in Winkler county, Texas

Ogallala Formation (Phanerozoic | Cenozoic | Tertiary | Pliocene Miocene) at surface, covers 0.2 % of this area

Ogallala Formation

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

sand dune deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.1 % of this area

sand dune deposits

Lithology: sand; silt

Quaternary deposit, undivided (Phanerozoic | Cenozoic | Quaternary) at surface, covers 2 % 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

sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 40 % of this area

sand sheet deposits

Lithology: sand; silt

sand deposits, undivided (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 32 % of this area

sand deposits, undivided

Lithology: sand; silt

Fredericksburg Group (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 0.5 % of this area

Fredericksburg Group

Lithology: limestone; mudstone; dolostone (dolomite); chert

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

Leona Formation

Lithology: sand; gravel; clay or mud

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

pond deposits

Lithology: silt; sand

Maxon Sandstone and Glen Rose Limestone, undivided (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 0.7 % of this area

Maxon Sandstone and Glen Rose Limestone, undivided

Lithology: sandstone; limestone

Blackwater Draw Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene) at surface, covers 0.2 % of this area

Blackwater Draw Formation

Lithology: sand; silt; clay or mud

alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 1.0 % of this area

alluvium

Lithology: sand; silt; clay or mud; gravel

Dockum Group, undivided (Phanerozoic | Mesozoic | Triassic-Late) at surface, covers < 0.1 % of this area

Dockum Group

Lithology: fine-grained mixed clastic; limestone; conglomerate

dune sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 10 % of this area

dune sand sheet deposits

Lithology: sand; silt

eolian deposits (Phanerozoic | Cenozoic | Quaternary) at surface, covers < 0.1 % of this area

Eolian deposits

Lithology: eolian

caliche deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 12 % of this area

caliche deposits

Lithology: evaporite