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

Geologic units in Andrews county, Texas

caliche deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 0.5 % of this area

caliche deposits

Lithology: evaporite

dune sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.3 % of this area

dune sand sheet deposits

Lithology: sand; silt

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

Dockum Group

Lithology: fine-grained mixed clastic; limestone; conglomerate

alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.2 % of this area

alluvium

Lithology: sand; silt; clay or mud; gravel

Blackwater Draw Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene) at surface, covers 41 % of this area

Blackwater Draw Formation

Lithology: sand; silt; clay or mud

Antlers Sand (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers < 0.1 % of this area

Antlers Sand

Lithology: sand; clay or mud; conglomerate; sandstone; claystone

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

older alluvial deposits

Lithology: gravel; sand; silt

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

sand deposits, undivided

Lithology: sand; silt

pond deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene) at surface, covers 0.9 % of this area

pond deposits

Lithology: silt; sand

Edwards Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers < 0.1 % of this area

Edwards Limestone

Lithology: limestone; dolostone (dolomite); chert

sand dune deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.2 % of this area

sand dune deposits

Lithology: sand; silt

Tahoka Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene [Wisconsinan]) at surface, covers 0.7 % of this area

Tahoka Formation

Lithology: clay or mud; silt; sand; gravel

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

playa deposits

Lithology: clay or mud; silt

sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 41 % of this area

sand sheet deposits

Lithology: sand; silt

Ogallala Formation (Phanerozoic | Cenozoic | Tertiary | Pliocene Miocene) at surface, covers 5 % of this area

Ogallala Formation

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