Loam, sand, gravel, and clay; mapped only in Mississippi River Alluvial Plain.
State Mississippi
Name Alluvium
Geologic age Holocene
Lithologic constituents
Unconsolidated > Fine-detrital (Alluvial)loam and clay
Unconsolidated > Coarse-detrital (Alluvial)sand and gravel

Moore, William Halsell, 1969, reprinted 1985, Geologic Map of Mississippi, Compiled by Bicker, A. R., Jr., a revision of the geologic map published by the MS Geological Survey in 1945 in cooperation with the USGS, revised from data submitted by Dr. E. E. Russell of MS State University from published reports of the MS Geological Survey and from field revisions, Mercury Maps Inc., Jackson, MS., scale 1:500,000.

NGMDB product
Counties Adams - Bolivar - Carroll - Claiborne - Coahoma - DeSoto - Grenada - Holmes - Humphreys - Issaquena - Jefferson - Leflore - Panola - Quitman - Sharkey - Sunflower - Tallahatchie - Tate - Tunica - Warren - Washington - Wilkinson - Yazoo