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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. [1] It is west of La Garita, Colorado .
Location Last eruption meters ... La Garita Caldera: 4,274: 14,022 26.3 Ma Never Summer Mountains ... Pond Mountain Volcanic Center:
The La Garita Mountains are a high mountain range in the San Juan Mountains, a sub-range of the Southern Rocky Mountains. The mountains are located in Saguache and Mineral counties in southwestern Colorado and are almost entirely managed as public land within the Rio Grande National Forest .
La Garita Caldera (100 km × 35 km (62 mi × 22 mi)), Wheeler Geologic Area, San Juan volcanic field, Colorado; VEI 8; more than 5,000 km 3 (1,200 cu mi) of Fish Canyon Tuff was blasted out in a major single eruption about 27.8 Ma.
Wheeler Geologic Area Location within Colorado. The Wheeler Geologic Area is a highly eroded outcropping of layers of volcanic ash, located in the San Juan Mountains in southern Colorado, United States. [1] It is about 10 miles east north-east of Creede. The ash is the result of eruptions from the La Garita Caldera approximately 25 million ...
The eruption of the La Garita Caldera shaped the San Juan Mountains by completely obliterating the volcanoes that once stood in the area. [1] Tourism. Tourism is a major part of the regional economy, with the narrow gauge railway between Durango and Silverton being an attraction mostly in the summer and fall.
La Garita Caldera—Fish Canyon Tuff: 27.8 San Juan volcanic field, Colorado 5,000 Part of at least 20 large caldera-forming eruptions in the San Juan volcanic field and surrounding area that formed around 26 to 35 Ma. [19] [20] Lund Tuff 29.2 Indian Peak-Caliente Caldera Complex 4,400
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