| Grayson Formation | |
|---|---|
| Stratigraphic range: Cretaceous | |
| Type | Formation |
| Underlies | Buda Limestone |
| Overlies | Georgetown Formation, Devils River Limestone |
| Location | |
| Region | Texas |
| Country | United States |
The Grayson Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.