Geologic units in Coleman county, Texas

Santa Anna Branch Shale and Sedwick and Moran Formations, undivided (Permian; Wolfcamp Series) at surface, covers 12 % of this area

Santa Anna Branch Shale and Sedwick and Moran Formations, undivided

Bead Mountain Formation (Permian; Leonard Series) at surface, covers 8 % of this area

Bead Mountain Formation

Admiral Formation (Permian; Wolfcamp Series) at surface, covers 8 % of this area

Admiral Formation

Jagger Bend and Valera Formations, undivided (Permian; Leonard Series) at surface, covers 8 % of this area

Jagger Bend and Valera Formations, undivided

Quaternary deposit, undivided (Quaternary) at surface, covers 7 % of this area

Quaternary deposit, undivided

Pueblo Formation (Permian; Wolfcamp Series) at surface, covers 7 % of this area

Pueblo Formation

Elm Creek Formation (Permian; Leonard Series) at surface, covers 6 % of this area

Elm Creek Formation

Thrifty and Graham Formations, undivided (Late Pennsylvanian; Virgil Series) at surface, covers 6 % of this area

Thrifty and Graham Formations, undivided

Antlers Sand (Early Cretaceous) at surface, covers 5 % of this area

Antlers Sand

Harpersville Formation (Pennsylvanian; Virgil Series) at surface, covers 5 % of this area

Harpersville Formation

Grape Creek Formation (Permian; Leonard Series) at surface, covers 5 % of this area

Grape Creek Formation

Coleman Junction Formation (Permian; Wolfcamp Series) at surface, covers 5 % of this area

Coleman Junction Formation

Edwards Limestone (Early Cretaceous) at surface, covers 4 % of this area

Edwards Limestone

Alluvium (Holocene) at surface, covers 3 % of this area

Alluvium

Lueders Formation (Permian; Leonard Series) at surface, covers 2 % of this area

Lueders Formation

Terrace deposits (Pleistocene and Holocene) at surface, covers 2 % of this area

Terrace deposits

Talpa Formation (Permian; Leonard Series) at surface, covers 2 % of this area

Talpa Formation

Moran Formation (Permian; Wolfcamp Series) at surface, covers 1 % of this area

Moran Formation

Santa Anna Branch Shale (Permian; Wolfcamp Series) at surface, covers 1 % of this area

Santa Anna Branch Shale

Sedwick Formation (Permian; Wolfcamp Series) at surface, covers 0.5 % of this area

Sedwick Formation

Clear Fork Group (Permian; Leonard Series) at surface, covers 0.5 % of this area

Clear Fork Group

Home Creek Limestone and Colony Creek Shale, undivided (Pennsylvanian; Missouri Series) at surface, covers 0.3 % of this area

Home Creek Limestone and Colony Creek Shale, undivided

Ranger Limestone and Placid Creek Shale, undivided (Pennsylvanian; Missouri Series) at surface, covers 0.2 % of this area

Ranger Limestone and Placid Creek Shale, undivided

High gravel deposits (Pleistocene) at surface, covers < 0.1 % of this area

High gravel deposits

Travis Peak Formation (Early Cretaceous) at surface, covers < 0.1 % of this area

Travis Peak Formation

Winchell Limestone (Pennsylvanian; Missouri Series) at surface, covers < 0.1 % of this area

Winchell Limestone