La Garita Caldera
| La Garita Caldera | |
|---|---|
Volcanic ash formations of La Garita Caldera, looking northeast (Wheeler Geologic Area) | |
| Highest point | |
| Coordinates | 37°45′23″N 106°56′03″W / 37.75639°N 106.93417°W |
| Geography | |
| Location | Mineral County, Colorado, US, around Creede |
| Parent range | San Juan Mountains |
| Geology | |
| Mountain type(s) | Caldera, extinct supervolcano |
| Last eruption | 26.3 Ma (Fish Canyon Tuff 27.8 Ma) |
La Garita Caldera is a large caldera and extinct supervolcano in the San Juan volcanic field in the San Juan Mountains around the town of Creede in southwestern Colorado, United States. It is west of La Garita, Colorado. The eruption that created the La Garita Caldera is among the largest known volcanic eruptions in Earth's history, as well as being one of the most powerful known supervolcanic events.