| State | Arizona |
|---|---|
| Name | Holocene river alluvium |
| Geologic age | Holocene |
| Lithologic constituents |
Major
Unconsolidated > Coarse-detrital > Sand (Fluvial, Terrace-stream)
Unconsolidated > Coarse-detrital > Gravel (Fluvial, Terrace-stream)
Minor
Unconsolidated > Fine-detrital > Silt (Fluvial, Terrace-stream)
Unconsolidated > Fine-detrital > Clay (Fluvial, Terrace-stream)
|
| References | Richard, S.M., Reynolds, S.J., Spencer, J.E., and Pearthree, P.A., 2000, Geologic Map of Arizona: Arizona Geological Survey Map 35, 1 sheet, scale 1:1,000,000. |
| NGMDB product | |
| Counties | Cochise - Gila - La Paz - Maricopa - Mohave - Pima - Pinal - Santa Cruz - Yavapai - Yuma |