Azapa Formation
| Azapa Formation | |
|---|---|
| Stratigraphic range: Oligocene | |
| Underlies | Oxaya Formation |
| Lithology | |
| Primary | Fluvial gravel |
| Location | |
| Region | Arica y Parinacota Region |
| Country | Chile |
Azapa Formation (Spanish: Formación Azapa) is a geological formation in northern Chile made up of gravels of fluvial origin. It is conformably overlain by Oxaya Formation. Azapa Formation is deformed by the Oxaya anticline.