Ukureyskaya Formation
| Ukureyskaya Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Sub-units | Lower, Middle and Upper subformations |
| Underlies | Utanskaya Formation |
| Overlies | Kulindinskaya Formation |
| Thickness | Several hundred metres |
| Lithology | |
| Primary | Sandstone, siltstone, tuffite |
| Other | Mudstone |
| Location | |
| Coordinates | 52°30′N 116°42′E / 52.5°N 116.7°E |
| Approximate paleocoordinates | 58°00′N 117°12′E / 58.0°N 117.2°E |
| Region | Zabaykalsky Krai |
| Country | Russia |
| Extent | Zabaykalsky Krai |
The Ukureyskaya Formation, also referred to as the Ukurey Formation, is a geological formation in Zabaykalsky Krai, part of the Russian Far East. It is made up of Middle Jurassic and Late Jurassic layers. It covers large areas around Kulinda.