Qiketai Formation
The Qiketai Formation is a geological formation in Xinjiang, China. It is found within the Turpan-Hami Basin. It is roughly equivalent in age to the nearby Toutunhe Formation and Wucaiwan Formation of the Southern and Northern Junggar Basin, respectively. Tuffites within the unit have been dated to the Callovian stage of the Jurassic approximately 164.6 ± 1.4 ma. The dinosaur Xinjiangtitan is known from the formation.
| Qiketai Formation | |
|---|---|
| Stratigraphic range: Callovian, | |
| Type | Geological formation |
| Underlies | Unnamed formation equivalent to the Qigu Formation |
| Overlies | Sanjianfang Formation |
| Lithology | |
| Primary | Sandstone |
| Other | Tuffite |
| Location | |
| Region | Xinjiang |
| Country | China |
| Extent | Turpan-Hami Basin |
| Type section | |
| Named for | Qiketai |
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