Delta Plain, Fresh Marsh

Gray to black clay of very high organic content, some peat.
State Louisiana
Name Delta Plain, Fresh Marsh
Geologic age Holocene
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Clay
Minor
Unconsolidated > Peat
Comments Area of active and abandoned delta lobes of the Mississippi River.
References

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

NGMDB product
Counties Iberia - Jefferson - Lafourche - Plaquemines - Saint Bernard - Saint Charles - Saint John the Baptist - Saint Mary - Saint Tammany - Tangipahoa - Terrebonne