Dzunbain Formation
| Dzunbain Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Sub-units |
|
| Thickness | up to 60 metres (200 ft) at Chamrin-Us |
| Lithology | |
| Primary | Claystone and sandstone |
| Location | |
| Coordinates | 42°27′00″N 102°25′01″E / 42.45°N 102.417°E |
| Region | Erdene District, Dornogovi Province, Mongolia |
| Country | Mongolia |
The Dzunbain Formation (also known as Dzunbayn Formation) is a geological formation in Mongolia, dating to the Early Cretaceous (Aptian-Albian). The formation contains fossils of mammals, reptiles, turtles and dinosaurs. The Dzunbain Formation is equivalent to the Khuren Dukh Formation.