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

Geologic units in Culberson county, Texas

Castile Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Castile Formation; dominantly anhydrite sequence; Upper Permian

Lithology: evaporite; limestone

Wiley Mountain caldera volcanic rocks (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 1 % of this area

Wiley Mountain caldera volcanic rocks

Lithology: trachyte; volcanic breccia (agglomerate); felsic volcanic rock; tuff

Rustler Formation (Phanerozoic | Paleozoic | Permian [Ochoa]) at surface, covers 7 % of this area

Rustler Formation

Lithology: limestone; siltstone; sandstone

Carlsbad Group (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.6 % of this area

Carlsbad Group

Lithology: limestone; sandstone

Goat Seep Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.3 % of this area

Goat Seep Formation

Lithology: limestone ; sandstone

older volcanic rocks of Davis and Barilla Mountains, including Sheep Pasture, Sleeping Lion, Frazier Canyon, Adobe Canyon, and Limpia formations, Gomez Tuff, Star Mountain Rhyolite, and Huelster Formation (Phanerozoic | Cenozoic | Tertiary | Eocene-Late) at surface, covers < 0.1 % of this area

older volcanic rocks of Davis and Barilla Mountains, including Sheep Pasture, Sleeping Lion, Frazier Canyon, Adobe Canyon, and Limpia formations, Gomez Tuff, Star Mountain Rhyolite, and Huelster Formation

Lithology: rhyolite; trachyte; lava flow

Yearwood Formation (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 0.5 % of this area

Yearwood Formation

Lithology: limestone; shale; conglomerate

Bouquillas Formation (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers 0.1 % of this area

Bouquillas Formation

Lithology: limestone; shale; mudstone; siltstone

Hazel Formation (preCambrian-Proterozoic [Grenville]) at surface, covers 0.5 % of this area

Hazel Formation

Lithology: sandstone; conglomerate; arkose; limestone

Salado Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Salado Formation; evaporite sequence; Upper Permian

Lithology: evaporite; sandstone

Capitan Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 2 % of this area

Capitan Formation

Lithology: limestone; dolostone (dolomite)

Benevides Formation and Finlay Limestone, undivided (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 0.1 % of this area

Benevides Formation and Finlay Limestone, undivided

Lithology: limestone; sandstone; shale

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

Alluvium; upper and middle Quaternary

Lithology: alluvium

Artesia Group (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Artesia Group; shelf facies forming broad south-southeast trending outcrop from Glorieta to Artesia area; includes Grayburg, Queen, Seven Rivers, Yates, and Tansill Formations; Guadalupian. May locally include Moenkopi Formation (Triassic) at top

Lithology: fine-grained mixed clastic; dolostone (dolomite); evaporite

Cox Sandstone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 3 % of this area

Cox Sandstone

Lithology: mixed clastic/carbonate; limestone

El Paso Formation and Bliss Sandstone, undivided (Phanerozoic | Paleozoic| Cambrian-Furongian(?) Ordovician-Early) at surface, covers 0.4 % of this area

El Paso Formation and Bliss Sandstone, undivided

Lithology: limestone; dolostone (dolomite); sandstone; conglomerate

Jones Basalt (Phanerozoic | Cenozoic | Tertiary | Oligocene) at surface, covers < 0.1 % of this area

Jones Basalt

Lithology: basalt; trachyandesite

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

Yucca Formation

Lithology: conglomerate; sandstone; siltstone

Tansill Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.4 % of this area

Tansill Formation

Lithology: dolostone (dolomite); limestone

Carrizo Mountain Group showing metasedimentary rocks (preCambrian-Proterozoic) at surface, covers 0.1 % of this area

Carrizo Mountain Group showing metasedimentary rocks

Lithology: phyllite; mica schist; chert; slate; limestone; quartzite; amphibolite

Rustler Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Rustler Formation; siltstone, gypsum, sandstone, and dolomite; Upper Permian

Lithology: carbonate; fine-grained mixed clastic; evaporite

Finlay Limestone (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean Albian]) at surface, covers 0.3 % of this area

Finlay Limestone

Lithology: limestone; siltstone; sandstone

Quaternary-Tertiary bolson deposits (Phanerozoic | Cenozoic | Tertiary Quaternary | Pliocene Pleistocene) at surface, covers 0.2 % of this area

Quaternary-Tertiary bolson deposits

Lithology: clay or mud; silt; sandstone; conglomerate

Markley Formation (Phanerozoic | Paleozoic | Carboniferous Pennsylvanian Permian) at surface, covers < 0.1 % of this area

Markley Formation

Lithology: sandstone; mudstone; conglomerate; coal; limestone

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

alluvium

Lithology: sand; silt; clay or mud; gravel

Vieja Group, including Bracks Rhyolite, Chambers and Colmena Tuffs and Gill Breccia (Phanerozoic | Cenozoic | Tertiary | Eocene Oligocene) at surface, covers < 0.1 % of this area

Vieja Group, including Bracks Rhyolite, Chambers and Colmena Tuffs and Gill Breccia

Lithology: rhyolite; sandstone; ash-flow tuff; breccia; conglomerate

Carrizo Mountain Group showing metaigneous rocks (preCambrian-Proterozoic) at surface, covers < 0.1 % of this area

Carrizo Mountain Group showing metaigneous rocks

Lithology: granodiorite; amphibolite; metarhyolite; pegmatite

Cherry Canyon Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 7 % of this area

Cherry Canyon Formation

Lithology: sandstone; siltstone; limestone; dolostone (dolomite)

Buda Limestone and Eagle Mountain Sandstone, undivided (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers < 0.1 % of this area

Buda Limestone and Eagle Mountain Sandstone, undivided

Lithology: limestone; sandstone; shale; mudstone

Aguja Formation (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers < 0.1 % of this area

Aguja Formation

Lithology: clay or mud; sandstone; coal

Toy Limestone (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Early(?)) at surface, covers < 0.1 % of this area

Toy Limestone

Lithology: limestone

Bell Canyon, Cherry Canyon, and Brushy Canyon Formations undivided (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.7 % of this area

Bell Canyon, Cherry Canyon, and Brushy Canyon Formations undivided

Lithology: sandstone; limestone; siltstone

Loma Plata Formation (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 0.2 % of this area

Loma Plata Formation

Lithology: limestone; shale

gypsum of Rustler, Salado, and Castile Formations, undivided (Phanerozoic | Paleozoic | Permian [Ochoa]) at surface, covers 1 % of this area

gypsum of Rustler, Salado, and Castile Formations, undivided

Lithology: evaporite

Tertiary intrusive rocks, undivided (Phanerozoic | Cenozoic | Tertiary) at surface, covers < 0.1 % of this area

Tertiary intrusive rocks, undivided

Lithology: granite; granite

Munn Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.4 % of this area

Munn Formation

Lithology: dolostone (dolomite); limestone; siltstone; sandstone

Seven Rivers Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Seven Rivers Formation; gypsum, anhydrite, salt, dolomite, and siltstone; Guadalupian

Lithology: evaporite; fine-grained mixed clastic; dolostone (dolomite)

Buda Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 0.8 % of this area

Buda Limestone

Lithology: limestone

Grayburg and Queen Fromations (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Grayburg and Queen Formations; sandstone, gypsum, anhydrite, dolomite, and red mudstone; Guadalupian

Lithology: carbonate; sandstone; evaporite; shale; bentonite; mudstone

Victorio Peak Formation (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers 1 % of this area

Victorio Peak Formation

Lithology: limestone; dolostone (dolomite); fine-grained mixed clastic

Gulfian rocks, undivided (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers < 0.1 % of this area

Gulfian rocks, undivided

Lithology: mudstone; shale; limestone

Buda Limestone and San Martine Member of Borache Limestone, undivided (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers < 0.1 % of this area

Buda Limestone and San Martine Member of Borache Limestone, undivided

Lithology: limestone; shale

Eagle Mountains caldera volcanic rocks (Phanerozoic | Cenozoic | Tertiary | Oligocene) at surface, covers 0.1 % of this area

Eagle Mountains caldera volcanic rocks

Lithology: rhyolite; trachyte; conglomerate; tuff; volcanic breccia (agglomerate)

Bone Spring Formation (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers 1 % of this area

Bone Spring Formation

Lithology: limestone; dolostone (dolomite); sandstone

Hueco Limestone (Phanerozoic | Paleozoic | Permian [Wolfcamp]) at surface, covers 2 % of this area

Hueco Limestone

Lithology: limestone; dolostone (dolomite); sandstone; shale; mudstone; conglomerate

Bluff Mesa Formation (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 0.1 % of this area

Bluff Mesa Formation

Lithology: limestone; sandstone; shale

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

bolson deposits

Lithology: clay or mud; silt; sand; evaporite

Van Horn Mountains caldera volcanic rocks (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 0.2 % of this area

Van Horn Mountains caldera volcanic rocks

Lithology: coarse-grained mixed clastic; trachyte; tuff; volcanic breccia (agglomerate); rhyolite; basalt; ignimbrite; andesite; hawaiite; vitrophyre

Bell Canyon Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 7 % of this area

Bell Canyon Formation

Lithology: sandstone; limestone

Capitan Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Capitan Formation; Upper Guadalupian age limestone (reef facies)

Lithology: carbonate

Brushy Canyon Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 3 % of this area

Brushy Canyon Formation

Lithology: sandstone; limestone; shale; chert; conglomerate

Yates Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.8 % of this area

Yates Formation

Lithology: siltstone; shale; limestone; dolostone (dolomite)

sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 3 % of this area

sand sheet deposits

Lithology: sand; silt

Bell Canyon Formation (Phanerozoic | Paleozoic | Permian) at surface, covers < 0.1 % of this area

Bell Canyon Formation; basin facies-sandstone, limestone, and shale; Guadalupian

Lithology: sandstone; limestone; shale

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

land slide deposits

Lithology: landslide

Tarantula Gravel (Phanerozoic | Cenozoic | Tertiary | Miocene) at surface, covers 0.2 % of this area

Tarantula Gravel

Lithology: gravel; tuff; trachyte; basalt; ignimbrite; quartzite; limestone

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

Leona Formation

Lithology: sand; gravel; clay or mud

Dewey Lake Red beds (Phanerozoic | Paleozoic | Permian [Ochoa]) at surface, covers < 0.1 % of this area

Dewey Lake Red beds

Lithology: fine-grained mixed clastic; evaporite

Van Horn Sandstone (preCambrian-Proterozoic [Grenville]) at surface, covers 0.3 % of this area

Van Horn Sandstone

Lithology: sandstone; arkose; conglomerate

Allamore Formation (preCambrian-Proterozoic [Grenville]) at surface, covers < 0.1 % of this area

Allamore Formation

Lithology: limestone; conglomerate; phyllite; tuff; lava flow; volcanic rock (aphanitic)

Seven Rivers Formation (Phanerozoic | Paleozoic | Permian [Guadalupe]) at surface, covers 0.7 % of this area

Seven Rivers Formation

Lithology: dolostone (dolomite); limestone

Boracho Limestone (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 0.8 % of this area

Boracho Limestone

Lithology: limestone

alluvial fan deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 11 % of this area

alluvial fan deposits

Lithology: alluvial fan

Cutoff Formation (Phanerozoic | Paleozoic | Permian [Leonard]) at surface, covers < 0.1 % of this area

Cutoff Formation

Lithology: shale; siltstone; sandstone; limestone

Salado and Castile Formations, undivided (Phanerozoic | Paleozoic | Permian [Ochoa]) at surface, covers 17 % of this area

Salado and Castile Formations, undivided

Lithology: evaporite; evaporite; limestone

Maxon Sandstone and Glen Rose Limestone, undivided (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers < 0.1 % of this area

Maxon Sandstone and Glen Rose Limestone, undivided

Lithology: sandstone; limestone

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

Piedmont alluvial deposits: upper and middle Quaternary; includes deposits of higher gradient tributaries bordering major stream valleys, alluvial veneers of the piedmont slope, and alluvial fans

Lithology: alluvium

Ojinaga Formation (Phanerozoic | Mesozoic | Cretaceous-Late) at surface, covers < 0.1 % of this area

Ojinaga Formation

Lithology: shale; sandstone; limestone

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

older alluvial deposits

Lithology: gravel; sand; silt

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

alkali flat deposits

Lithology: playa; evaporite; clay or mud; sand; dolostone (dolomite)

Montoya Dolomite (Phanerozoic | Paleozoic | Ordovician-Middle Ordovician-Late) at surface, covers 0.1 % of this area

Montoya Dolomite

Lithology: dolostone (dolomite); limestone; sandstone

Eocene intrusive rocks (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 0.4 % of this area

Eocene intrusive rocks

Lithology: basalt; trachyte; felsic volcanic rock; rhyolite; phonolite; latite; trachyandesite

Fusselman Dolomite (Phanerozoic | Paleozoic | Silurian) at surface, covers < 0.1 % of this area

Fusselman Dolomite

Lithology: dolostone (dolomite); limestone

Oligocene intrusive rocks (Phanerozoic | Cenozoic | Tertiary | Oligocene) at surface, covers < 0.1 % of this area

Oligocene intrusive rocks

Lithology: basalt; trachyte; felsic volcanic rock; rhyolite; phonolite; latite; trachyandesite