| State | Arkansas |
|---|---|
| Name | Sartoga Chalk |
| Geologic age | Late Cretaceous |
| Lithologic constituents |
Major
Sedimentary > Carbonate > Limestone (Bed)Chalk= Limestone
Minor
Sedimentary > Clastic > Sandstone (Bed)
|
| Comments | Fossilferous sandy chalk, glauconitic chalk,marly chalk and chalky sand. Approximatly 50 ft. thick. Chalk= Limestone |
| References | Dane, C.H.,1929, Upper Cretaceous formations of southwestern Arkansas: Arkansas Geol. Survey Bull.1, 215 pp. |
| NGMDB product | |
| Counties | Clark - Hempstead - Howard - Little River |