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Geologic units in Cameron county, Texas

[Additional scientific data in this geographic area]

Alluvium in Rio Grande, subdivided into areas predominantly of sand (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 34 % of this area
Alluvium in Rio Grande, subdivided into areas predominantly of sand
Lithology: sand; silt
fill and spoil (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 0.7 % of this area
fill and spoil
Lithology: sand; silt; clay or mud
barrier ridge and barrier flat deposts (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % 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 11 % of this area
Beaumont Formation, areas predominantly sand
Lithology: sand; silt; clay or mud; gravel
Alluvium in Rio Grande, subdivided into areas predominantly of clay (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 28 % of this area
Alluvium in Rio Grande, subdivided into areas predominantly of clay
Lithology: silt; clay or mud
Beaumont Formation, areas predominantly clay (Phanerozoic | Cenozoic | Quaternary | Pleistocene-Late) at surface, covers 4 % of this area
Beaumont Formation, areas predominantly clay
Lithology: clay or mud; silt
clay dune (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 2 % of this area
clay dune
Lithology: sand; silt; clay or mud
in Rio Grande delta area, clay veneer over meanderbelt sand (Phanerozoic | Cenozoic | Quaternary) at surface, covers 4 % of this area
in Rio Grande delta area, clay veneer over meanderbelt sand
Lithology: clay or mud; sand
dune sand sheet deposits (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % of this area
dune sand sheet deposits
Lithology: sand; silt
alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 4 % of this area
alluvium
Lithology: sand; silt; clay or mud; gravel

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