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Mineral Resources > Online Spatial Data > Geology > by state > Texas Geology

Geologic units in Jefferson county, Texas

alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 23 % of this area
alluvium
Lithology: sand; silt; clay or mud; gravel
Deweyville Formation (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene (?)) at surface, covers 0.3 % of this area
Deweyville Formation
Lithology: sand; silt; clay or mud
barrier ridge and barrier flat deposts (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 2 % of this area
barrier ridge and barrier flat deposts
Lithology: sand; silt; clay or mud
Beaumont Formation, areas predominantly sand (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Late) at surface, covers 23 % 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 40 % of this area
Beaumont Formation, areas predominantly clay
Lithology: clay or mud; silt
barrier island deposits (Phanerozoic | Cenozoic | Quaternary) at surface, covers 3 % of this area
barrier island deposits
Lithology: sand; silt
fill and spoil (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 2 % of this area
fill and spoil
Lithology: sand; silt; clay or mud

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Page Last modified: 11:25 on 07-Jan-2014