Hondo Group
The Hondo Group is a group of geologic formations that crops out in most of the Precambrian-cored uplifts of northern New Mexico. Detrital zircon geochronology gives a maximum age for the lower Hondo Group of 1765 to 1704 million years (Mya), corresponding to the Statherian period.
| Hondo Group | |
|---|---|
| Stratigraphic range: | |
Hondo Group (Ortega Formation) in the Tusas Mountains, New Mexico | |
| Type | Group |
| Sub-units | Ortega Formation, Rinconada Formation |
| Underlies | Pilar Formation |
| Overlies | Vadito Group |
| Thickness | 2,200 m (7,200 ft) |
| Lithology | |
| Primary | Metasedimentary rock |
| Location | |
| Coordinates | 36.246°N 105.745°W |
| Region | Picuris Mountains, New Mexico |
| Country | United States |
| Type section | |
| Named for | Hondo Canyon |
| Named by | Bauer and Williams |
| Year defined | 1989 |
Hondo Group (New Mexico) Map of Hondo Group outcrops | |
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