| Stone City Formation | |
| Type: | Formation |
| Age: | Paleogene |
| Period: | Paleogene |
| Region: | Texas |
| Country: | United States |
The Stone City Formation is a geologic formation in Texas. It preserves fossils dating back to the Paleogene period. Now known as Stone City Bluff in Burleson County, Texas, it is a special location on the Texas Gulf Coast Plain. It is the best of relativelyfew places where marine rocks of Paleogene age are exposed and available for public access.This access provides a window into Middle Eocene rocks that were deposited in the Gulf of Mexico approximately 41.8 million years ago.[1]