| State | Arkansas |
|---|---|
| Name | Powell Dolomite |
| Geologic age | Early Ordovician |
| Lithologic constituents |
Major
Sedimentary > Carbonate > Dolostone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
|
| Comments | Oolitic cherty dolomite with thin beds of shale, sandstone and conglomerate. Approximatly 220 ft. maximum thickness. |
| References | Caplan, W.M., 1960, Subsurface geology of pre-Everton rocks in northern Arkansas: Information Circular - State of Arkansas, Arkansas Geological and Conservation Commission, 17 pp. |
| NGMDB product | |
| Counties | Baxter - Benton - Boone - Carroll - Fulton - Izard - Lawrence - Madison - Marion - Newton - Randolph - Searcy - Sharp - Stone |