Braided Stream Terraces

Light gray, tan and brown fine to coarse sand; some clay silt and gravel. Overlain by 1-9 meters of loess.
State Louisiana
Name Braided Stream Terraces
Geologic age Pleistocene
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Silt (Terrace-stream, Eolian-loess)
Unconsolidated > Coarse-detrital > Sand (Terrace-stream)
Minor
Unconsolidated > Fine-detrital > Clay (Terrace-stream)
Unconsolidated > Coarse-detrital > Gravel (Terrace-stream)
Comments Glacial outwash of ancestral Arkansas River. Where overlain by loess, this unit has a red dotted overlay pattern on the source map. Polygons for this unit in our coverage which should have the loess overlay pattern are designated by "-l" being added to the base map unit symbol.
References

Snead, J.I., and Mcculloh, R.P., 1984, Geologic Map of Louisiana: Louisiana Geological Survey, scale 1:500,000.

NGMDB product
Counties Catahoula - East Carroll - Franklin - Madison - Richland - West Carroll