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  5. Texas geologic units

Geologic units in Sabine county, Texas

Yegua Formation (Middle Eocene) at surface, covers 28 % of this area

Yegua Formation

Yazoo Formation (Late Eocene) at surface, covers 12 % of this area

Yazoo Formation

Wilcox Group, undivided (Paleocene to Eocene) at surface, covers 11 % of this area

Wilcox Group, undivided

Alluvium (Holocene) at surface, covers 9 % of this area

Alluvium

Sparta Sand (Eocene) at surface, covers 7 % of this area

Sparta Sand

Cook Mountain Formation (Eocene) at surface, covers 5 % of this area

Cook Mountain Formation

Catahoula Formation (Oligocene) at surface, covers 5 % of this area

Catahoula Formation

Carizzo Sand (Eocene) at surface, covers 4 % of this area

Carizzo Sand

Moodys Branch Formation (Late Eocene) at surface, covers 4 % of this area

Moodys Branch Formation

Weches Formation (Eocene) at surface, covers 4 % of this area

Weches Formation

Nash Creek Formation (Oligocene) at surface, covers 4 % of this area

Nash Creek Formation

Terrace deposits (Pleistocene and Holocene) at surface, covers 3 % of this area

Terrace deposits

Reklaw Formation (Eocene) at surface, covers 3 % of this area

Reklaw Formation

Cadell Formation (Eocene) at surface, covers 0.2 % of this area

Cadell Formation

Willis Formation (Pliocene) at surface, covers 0.1 % of this area

Willis Formation