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Geologic units in Hardin county, Texas

Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 3 % of this area
Terrace deposits
Lithology: terrace; sand; gravel; silt; clay or mud
Lissie Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Middle) at surface, covers 45 % of this area
Lissie Formation
Lithology: sand; silt; clay or mud
Deweyville Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene (?)) at surface, covers 1 % of this area
Deweyville Formation
Lithology: sand; silt; clay or mud
Beaumont Formation, areas predominantly sand (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Late) at surface, covers 0.3 % of this area
Beaumont Formation, areas predominantly sand
Lithology: sand; silt; clay or mud; gravel
Beaumont Formation, areas predominantly clay (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Late) at surface, covers 5 % of this area
Beaumont Formation, areas predominantly clay
Lithology: clay or mud; silt
alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 6 % of this area
alluvium
Lithology: sand; silt; clay or mud; gravel

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