| State | Texas |
|---|---|
| Name | In Rio Grande delta area, clay veneer over meanderbelt sand |
| Geologic age | Quaternary |
| Lithologic constituents | Major
Unconsolidated > Coarse-detrital > Sand (Bed)
Unconsolidated > Fine-detrital (Bed)
|
| Comments | clay and sand. floodplain deposits mud veneer over meanderbelt sands, little grain preserved (part of Beaumont Formation on McAllen-Brownsville Sheet (1976)). |
| 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.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. |
| NGMDB product | |
| Counties | Cameron - Hidalgo - Kenedy - Willacy |