U-Bar Formation
The U-Bar Formation is a geologic formation in southwestern New Mexico. It preserves fossils dating back to the early Cretaceous period.
| U-Bar Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Unit of | Bisbee Group |
| Underlies | Mojado Formation |
| Overlies | Hell-to-Finish Formation |
| Thickness | 1,700–3,500 feet (520–1,070 m) |
| Lithology | |
| Primary | Limestone |
| Other | Shale |
| Location | |
| Coordinates | 31.556°N 108.411°W |
| Region | New Mexico |
| Country | United States |
| Type section | |
| Named for | U-Bar Ranch |
| Named by | R.A. Zeller Jr. |
| Year defined | 1965 |
U-Bar Formation (the United States) U-Bar Formation (New Mexico) | |
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