| Tookoonooka impact structure | |
|---|---|
  Location of the impact structure in Queensland | |
| Impact crater/structure | |
| Confidence | Confirmed |
| Diameter | 55–66 km (34–41 mi) |
| Age | 128 ± 5 Ma Early Cretaceous |
| Exposed | No |
| Drilled | Yes |
| Location | |
| Location | Eromanga Basin |
| Coordinates | 27°7′S 142°50′E / 27.117°S 142.833°E |
| Country | Australia |
| State | Queensland |
| District | South West |
Tookoonooka is a large meteorite impact structure (astrobleme) situated in South West Queensland, Australia. It lies deeply buried within Mesozoic sedimentary rocks of the Eromanga Basin and is not visible at the surface.[1]
- ^ "Tookoonooka". Earth Impact Database. Planetary and Space Science Centre University of New Brunswick Fredericton. Retrieved 2017-10-09.