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Geologic units in Montague county, Texas

Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 2 % of this area
Terrace deposits
Lithology: terrace; sand; gravel; silt; clay or mud
Kiamichi Formation (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 0.3 % of this area
Kiamichi Formation
Lithology: clay or mud; limestone; sandstone
Nocona Formation (Phanerozoic | Paleozoic | Permian [Wolfcamp Leonard]) at surface, covers 18 % of this area
Nocona Formation
Lithology: mudstone; sandstone; conglomerate
Markley Formation (Phanerozoic | Paleozoic | Carboniferous Pennsylvanian Permian) at surface, covers 11 % of this area
Markley Formation
Lithology: sandstone; mudstone; conglomerate; coal; limestone
alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % of this area
alluvium
Lithology: sand; silt; clay or mud; gravel
Fort Worth Limestone and Duck Creek Formation, undivided (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers < 0.1 % of this area
Fort Worth Limestone and Duck Creek Formation, undivided
Lithology: limestone; mudstone; clay or mud
Goodland Limestone and Walnut Clay, undivided (Phanerozoic | Mesozoic | Cretaceous-Early [Comanchean]) at surface, covers 5 % of this area
Goodland Limestone and Walnut Clay, undivided
Lithology: limestone; clay or mud
Antlers Sand (Phanerozoic | Mesozoic | Cretaceous-Early) at surface, covers 44 % of this area
Antlers Sand
Lithology: sand; clay or mud; conglomerate; sandstone; claystone
Archer City Formation (Phanerozoic | Paleozoic | Permian [Wolfcamp]) at surface, covers 16 % of this area
Archer City Formation
Lithology: mudstone; sandstone; siltstone; conglomerate
Alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers < 0.1 % of this area
WOODWARD- Lenticular and interfingering deposits of gravel, sand, silt, and clay. Generally light-tan to gray. Thickness along major streams ranges up to 100 feet and probably averages 40 feet; along minor streams the thickness ranges up to 45 feet and probably averages 20 feet. ENID- Sand, silt, clay, and locally gravel. Maximum thickness ranges from 30 to 80 feet (9 to 24 m) along major streams and from 0 to 60 feet (0 to 18 m) along minor streams. TULSA- Gravel, sand, silt, and clay. TULSA- Gravel, sand, silt, and clay. OKLAHOMA CITY- Sand, silt, clay, and lenticular beds of gravel. Thickness ranges from about 30 to 100 feet and probably averages about 50 feet along major streams. Along minor streams, thickness ranges from a few feet to about 50 feet and probably averages about 25 feet. LAWTON- Sand, clay, and gravel as much as 50 feet (15 m) thick; Shown only along major streams and tributaries . ARDMORE-SHERMAN- Gravel, sand, silt, and clay, including low terraces; thickness, about 25 to 100 feet. McALESTER TEXARKANA- Gravel, sand, silt, and clay, including low terraces about 30 feet above channels; thickness, about 50 feet along Little River and 110 feet along Red River
Lithology: alluvium

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