Miaogou Formation
| Miaogou Formation | |
|---|---|
| Stratigraphic range: late Early Cretaceous, | |
| Type | Geological formation |
| Unit of | Yangtaiwatan Basin |
| Underlies | Baiyanghe Formation |
| Lithology | |
| Primary | Sandstone, mudstone, muddy limestone and sandy conglomerate |
| Location | |
| Coordinates | 40°12′N 105°44′E / 40.200°N 105.733°E |
| Region | Inner Mongolia |
| Country | China |
The Miaogou Formation is a geological formation in Inner Mongolia, north China. While its absolute age is uncertain, it has been estimated to represent Early Cretaceous sediments based on the faunal composition. Dinosaur remains are among the fossils that have been recovered from the formation.