Cerro Fortaleza Formation
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"Pari Aike Formation" redirects here. Not to be confused with Pali-Aike volcanic field.
The Cerro Fortaleza Formation, in older literature described as Pari Aike Formation, is a Late Cretaceous geologic formation of Campanian to Maastrichtian age[1][2] (although it has formerly been reported to be Cenomanian to Santonian)[3] of the Austral Basin in southern Patagonia, Argentina.
Quick Facts Type, Underlies ...
Cerro Fortaleza Formation | |
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Stratigraphic range: Campanian to Maastrichtian ~76–70 Ma | |
Type | Geological formation |
Underlies | La Irene Formation |
Overlies | Anita Formation |
Thickness | 460 m (1,510 ft) |
Lithology | |
Primary | Sandstone |
Location | |
Coordinates | 49.9°S 72.1°W / -49.9; -72.1 |
Approximate paleocoordinates | 51.9°S 61.8°W / -51.9; -61.8 |
Region | Santa Cruz Province, southern Patagonia |
Country | Argentina |
Extent | Austral Basin |
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