Williamsburg Formation
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| Williamsburg Formation | |
|---|---|
| Stratigraphic range: Thanetian (Clarkforkian) ~ | |
| Type | Formation |
| Unit of | Black Mingo Group |
| Overlies | Rhems Formation |
| Lithology | |
| Primary | Sandstone |
| Other | Phosphorite |
| Location | |
| Coordinates | 33°42′N 79°48′W / 33.7°N 79.8°W |
| Approximate paleocoordinates | 34°48′N 62°36′W / 34.8°N 62.6°W |
| Region | South Carolina |
| Country | United States |
| Type section | |
| Named for | Williamsburg County, South Carolina |
The Williamsburg Formation is a geologic formation in South Carolina consisting of sandy shale and clayey sand.[1] It is a member of the Black Mingo Group and overlays the Rhems Formation. It preserves fossils, among others coprolites, dating back to the Paleogene period.