Geologic units in Kimble county, Texas

Edwards Limestone (Early Cretaceous) at surface, covers 77 % of this area

Edwards Limestone

Hensell Sand (Early Cretaceous; Comanchean Series) at surface, covers 17 % of this area

Hensell Sand

Alluvium (Holocene) at surface, covers 2 % of this area

Alluvium

Buda Limestone (Early Cretaceous) at surface, covers 1 % of this area

Buda Limestone; Eastern part of Trans-Pecos and High Plains and Western part of Trans-Pecos and North, central, and south Texas including Quaternary for all of west Texas.

Terrace deposits (Pleistocene and Holocene) at surface, covers 0.9 % of this area

Terrace deposits

Gorman Formation (Early Ordovician) at surface, covers 0.6 % of this area

Gorman Formation

Smithwick Formation (Middle Pennsylvanian; Atoka Series) at surface, covers 0.3 % of this area

Smithwick Formation

Marble Falls Limestone (Pennsylvanian; Morrow Series) at surface, covers 0.2 % of this area

Marble Falls Limestone

Buda Limestone and Del Rio Clay, undivided (Late Cretaceous) at surface, covers 0.1 % of this area

Buda Limestone and Del Rio Clay, undivided; Eastern part of Trans-Pecos and High Plains and Western part of Trans-Pecos and North, central, and south Texas including Quaternary for all of west Texas.

Tanyard Formation (Early Ordovician) at surface, covers 0.1 % of this area

Tanyard Formation

Glen Rose Limestone (Early Cretaceous) at surface, covers 0.1 % of this area

Glen Rose Limestone

Quaternary deposit, undivided (Quaternary) at surface, covers 0.1 % of this area

Quaternary deposit, undivided

Sparta Sand (Eocene) at surface, covers < 0.1 % of this area

Sparta Sand

Permian rocks, undivided (Permian) at surface, covers < 0.1 % of this area

Permian rocks, undivided