Mulichinco Formation
| Mulichinco Formation | |
|---|---|
| Stratigraphic range: Valanginian ~ | |
Mulichinco Formation at Puerta Curaco | |
| Type | Geological formation |
| Unit of | Mendoza Group |
| Underlies | Agrio Formation |
| Overlies | Vaca Muerta |
| Thickness | 200–400 metres (660–1,310 ft) |
| Lithology | |
| Primary | Mudstone, siltstone, sandstone |
| Other | Limestone |
| Location | |
| Coordinates | 38°30′S 70°12′W / 38.5°S 70.2°W |
| Approximate paleocoordinates | 37°48′S 33°30′W / 37.8°S 33.5°W |
| Region | Neuquén Province |
| Country | Argentina |
| Extent | Neuquén Basin |
The Mulichinco Formation is a geological formation in Argentina. It is Valanginian in age and is predominantly terrestrial, being deposited at a time of marine regression in the Neuquén Basin, and predominantly consists of siliciclastic rocks.