Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Woodford Shale  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Woodford Shale | |
| RT | Devonian |
| Mississippian | |
| Oklahoma | |
| SN | Devonian and Mississippian. Upper part consists of alternating beds of black papery shale that weather light gray, and black chert in beds 1 to 4 inches thick. Central S and SE Oklahoma. Indexed with ages as applicable. |