Rayoso Formation
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The Rayoso Formation is a geological formation in the Neuquén Province of Argentina whose strata date back to the Aptian-Albian stages of the Early Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1]
Quick Facts Type, Unit of ...
Rayoso Formation | |
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Stratigraphic range: Aptian-Albian, ~120–113 Ma | |
Type | Geological formation |
Unit of | Huitrín-Rayoso Group |
Sub-units | Pichi Neuquén Member |
Underlies | Lohan Cura & Carrín Cura Formations |
Overlies | La Amarga & Huitrín Formations |
Thickness | up to 604 m (1,982 ft) |
Lithology | |
Primary | Sandstone |
Location | |
Coordinates | 38.4°S 69.9°W / -38.4; -69.9 |
Approximate paleocoordinates | 40.1°S 37.5°W / -40.1; -37.5 |
Region | Neuquén Province |
Country | Argentina |
Extent | Neuquén Basin |
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