| State | Arkansas |
|---|---|
| Name | Sand and clay |
| Geologic age | Cretaceous |
| Lithologic constituents | Major
Sedimentary > Clastic > Mudstone (Bed)
Sedimentary > Clastic > Sandstone (Bed)
|
| Comments | A loose aggregate of sand and clay |
| References | Haley, B.R., Glick, E.E., Bush, W.V.; Clardy, B.F.; Stone, C.G.; Woodward, M.B., and Zachry, D.L., 1993, Geologic Map of Arkansas: U.S.Geological Survey Special Geologic Map, scale 1:500,000. |
| NGMDB product | |
| Counties | Clay - Lawrence - Randolph - Sharp |