| Osha Canyon Formation | |
|---|---|
| Stratigraphic range: | |
 Osha Canyon Formation near its type section at Guadalupe Box | |
| Type | Formation |
| Underlies | Sandia Formation |
| Overlies | Log Springs Formation |
| Thickness | 90 ft (27 m) at type section |
| Lithology | |
| Primary | Shale |
| Other | Limestone |
| Location | |
| Coordinates | 35°43′59″N 106°45′47″W / 35.7331131°N 106.763088°W |
| Region | Jemez Mountains |
| Country | United States |
| Type section | |
| Named for | Osha Canyon 35°42′11″N 106°46′07″W / 35.7030223°N 106.7687459°W |
| Named by | H. DuChene |
| Year defined | 1973 |
  Osha Canyon Formation (the United States)  Osha Canyon Formation (New Mexico) | |
The Osha Canyon Formation is a geologic formation in the Nacimiento Mountains of New Mexico. It contains fossils characteristic of the Bashkirian stage of the Pennsylvanian period.