Huiquanpu Formation
| Huiquanpu Formation | |
|---|---|
| Stratigraphic range: Late Cretaceous | |
| Type | Geological formation |
| Underlies | Middle Miocene basalt |
| Overlies | Archean gneiss basement |
| Thickness | Over 200 m (660 ft) |
| Lithology | |
| Primary | Mudstone |
| Other | Conglomerate |
| Location | |
| Coordinates | 40°18′N 114°12′E / 40.3°N 114.2°E |
| Approximate paleocoordinates | 40°24′N 104°24′E / 40.4°N 104.4°E |
| Region | Hebei & Shanxi Provinces |
| Country | China |
The Huiquanpu Formation (simplified Chinese: 灰泉堡组; traditional Chinese: 灰泉堡組; pinyin: Huīquánpù Zǔ) is a geological formation in Shanxi and Hebei provinces, China, whose strata date back to the Late Cretaceous period. It predominantly consists of purple-red mudstone, with subordinate grey-white sandy conglomerates.
Dinosaur remains are among the fossils that have been recovered from the formation.