Schrader Bluff Formation
| Schrader Bluff Formation | |
|---|---|
| Stratigraphic range: Late Cretaceous | |
| Type | Formation | 
| Underlies | Prince Creek Formation | 
| Overlies | Tuluvak Formation | 
| Location | |
| Region | Alaska | 
| Country | United States | 
| Type section | |
| Named for | Schrader Bluff on the Anaktuvuk River | 
| Named by | George Gryc, et al | 
The Schrader Bluff Formation is a geologic formation in Alaska. It preserves fossils dating back to the Cretaceous period,
Fossil remains include Inoceramus and Scaphites.
Originally named by George Gryc and others as the marine formation of the Colville Group (abandoned).