Poleo Formation
The Poleo Formation is a geologic formation in northern New Mexico. Its stratigraphic position corresponds to the late Triassic epoch.
| Poleo Formation | |
|---|---|
| Stratigraphic range: | |
Poleo Formation at its type location, forming the tan beds capping Mesa Montosa, near Coyote, Rio Arriba County, New Mexico | |
| Type | Formation |
| Unit of | Chinle Group |
| Underlies | Petrified Forest Formation |
| Overlies | Salitral Formation |
| Thickness | 30 m (98 ft) |
| Lithology | |
| Primary | Sandstone |
| Other | Conglomerate |
| Location | |
| Coordinates | 36.173563°N 106.6534824°W |
| Region | New Mexico |
| Country | United States |
| Type section | |
| Named for | Poleo Mesa (now known as Mesa Montoso) |
| Named by | Huene |
| Year defined | 1911 |
Poleo Formation (the United States) Poleo Formation (New Mexico) | |
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