| Oologah Formation | |
|---|---|
| Stratigraphic range: Carboniferous | |
| Type | Formation |
| Lithology | |
| Primary | Limestone |
| Location | |
| Region | Oklahoma |
| Country | United States |
| Type section | |
| Named for | Oologah, Rogers County, Oklahoma |
| Named by | Noah Fields Drake, 1897 [1] |
The Oologah Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Carboniferous period.