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

Geologic units in Irion county, Texas

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

high gravel deposits

Lithology: gravel; silt; sand

Antlers Sand (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 6 % of this area

Antlers Sand

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

alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % of this area

alluvium

Lithology: sand; silt; clay or mud; gravel

Lingos Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Middle(?) Pleistocene-Late(?) Holocene) at surface, covers < 0.1 % of this area

Lingos Formation

Lithology: sand; gravel; clay or mud; silt

Buda Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 2 % of this area

Buda Limestone

Lithology: limestone

Quaternary deposit, undivided (Phanerozoic | Cenozoic | Quaternary) at surface, covers 26 % 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

Edwards Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 62 % of this area

Edwards Limestone

Lithology: limestone; dolostone (dolomite); chert

Whitehorse Group, undivided (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers < 0.1 % of this area

Whitehorse Group, undivided

Lithology: sandstone; shale; evaporite