Kuanchuanpu Formation
| Kuanchuanpu Formation | |
|---|---|
| Stratigraphic range: Fortunian | |
| Type | Geological Formation |
| Underlies | Guojiaba Formation |
| Overlies | Dengying Formation |
| Lithology | |
| Primary | Limestone |
| Location | |
| Region | Shaanxi |
| Country | China |
The Kuanchuanpu Formation, occasionally reclassified as the Kuanchuanpu Member of the Dengying Formation, is a geologic formation located in Shaanxi province in China. It is one of the earliest Cambrian formations, dating right to the Ediacaran-Cambrian boundary. This formation preserves numerous meiofauna through Orsten-type preservation.