| Elbert Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Underlies | Ouray Formation |
| Overlies | Aneth Formation |
| Thickness | 44 m (145 ft) |
| Lithology | |
| Primary | Sandstone, mudrock, carbonate rock |
| Location | |
| Coordinates | 37°35′42″N 107°51′07″W / 37.595°N 107.852°W |
| Region | Four Corners |
| Country | United States |
| Type section | |
| Named for | Elbert Creek |
| Named by | Cross |
| Year defined | 1904 |
  Elbert Formation (the United States)  Elbert Formation (Colorado) | |
The Elbert Formation is a geologic formation that crops out in the San Juan Mountains of southwestern Colorado. The formation contains fossils indicating it is upper Devonian in age.