| Chichali Formation | |
| Type: | Geological formation |
| Age: | Early-"Mid Cretaceous" |
| Period: | Cenomanian |
| Prilithology: | Laterite, glauconitic sandstone, carbonaceous green shale |
| Region: | Khyber Pakhtunkhwa |
| Coordinates: | 33.8167°N 72.0667°W |
| Underlies: | Lumshiwal Formation |
| Overlies: | Samana Suk Formation |
| Extent: | Indus Basin Nizampur Basin |
The Chichali Formation is an Early to "Middle Cretaceous" geologic formation in Pakistan. Plesiosaur remains are among the fossils that have been recovered from its strata. The formation comprises laterites, glauconitic sandstones and carbonaceous green shales deposited on an outer ramp in the Nizampur Basin.[1]