Dorotea Formation
The Dorotea Formation is a geological formation in the Río de Las Chinas Valley of the Magallanes Basin in Patagonian Chile whose strata date back to the Campanian to Maastrichtian of the Late Cretaceous.
| Dorotea Formation | |
|---|---|
| Stratigraphic range: Late Campanian-Maastrichtian ~ | |
| Type | Geological formation |
| Underlies | Man Aike Formation |
| Overlies | Tres Pasos Formation |
| Thickness | 100–350 m (330–1,150 ft) |
| Lithology | |
| Primary | Sandstone, claystone |
| Other | Conglomerate |
| Location | |
| Coordinates | 50.7°S 72.5°W |
| Approximate paleocoordinates | 52.9°S 60.5°W |
| Region | Magallanes Region |
| Country | Chile |
| Extent | Río de Las Chinas Valley, Magallanes Basin |
| Type section | |
| Named for | Sierra Dorotea |
| Named by | Katz |
| Year defined | 1963 |
Dorotea Formation (Chile) | |
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