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in Rio Grande delta area, clay veneer over meanderbelt sand

in Rio Grande delta area, clay veneer over meanderbelt sand
State Texas
Name in Rio Grande delta area, clay veneer over meanderbelt sand
Geologic age Phanerozoic | Cenozoic | Quaternary
Comments clay and sand. floodplain deposits mud veneer over meanderbelt sands, little grain preserved (part of Beaumont Formation on McAllen-Brownsville Sheet (1976)).
Primary rock type clay or mud
Secondary rock type sand
Other rock types
Lithologic constituents
Major
Unconsolidated > Fine-detrital (Bed)
Unconsolidated > Coarse-detrital > Sand (Bed)
Map references
Bureau of Economic Geology, 1992, Geologic Map of Texas: University of Texas at Austin, Virgil E. Barnes, project supervisor, Hartmann, B.M. and Scranton, D.F., cartography, scale 1:500,000
Unit references
Bureau of Economic Geology, 1976, McAllen-Brownsville Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000.
Counties Cameron - Hidalgo - Kenedy - Willacy