| Quiburis Formation | |
|---|---|
| Stratigraphic range: Neogene | |
| Type | Formation | 
| Location | |
| Region | Arizona | 
| Country | United States | 
The Quiburis Formation is a geologic formation in Arizona. It preserves fossils dating back to the Neogene period. It was entered into the National Register of Historic Places in 1971. [1]