| Romeroville Sandstone | |
|---|---|
| Stratigraphic range: | |
 Romeroville Sandstone beds resting on Pajarito Formation, I-25 road cut, Romeroville, New Mexico, USA | |
| Type | Formation |
| Unit of | Dakota Group |
| Underlies | Graneros Shale |
| Overlies | Pajarito Formation |
| Thickness | up to 9 m (30 ft) |
| Lithology | |
| Primary | Sandstone |
| Other | Siltstone |
| Location | |
| Coordinates | 35°31′33″N 105°14′17″W / 35.5258°N 105.2380°W |
| Region | New Mexico |
| Country |  United States |
| Type section | |
| Named for | Settlement of Romeroville, New Mexico |
| Named by | Kues and Lucas |
| Year defined | 1987 |
  Romeroville Sandstone (the United States)  Romeroville Sandstone (New Mexico) | |
The Romeroville Sandstone is a geologic formation in northeastern New Mexico.[1][2] It likely was deposited in the Cenomanian Age of the Cretaceous Period.[3]