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Mesa Falls Tuff facts for kids

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Mesa Falls eruption
Ashton Quarry.jpg
Mesa Falls Tuff exposed at southern rim of both the Island Park Caldera and the Henry's Fork Caldera near Ashton, Idaho.
Volcano Henry's Fork Caldera
Date 1.3 million years ago
Type Ultra-Plinian
Location Idaho, United States
44°20′N 111°20′W / 44.33°N 111.33°W / 44.33; -111.33
VEI 7
MeasFallTuff.jpg
Extent of the Mesa Falls ash bed

The Mesa Falls Tuff is a tuff formation created by the Mesa Falls eruption that formed the Henry's Fork Caldera that is located in Idaho west of Yellowstone National Park. It is the second most recent caldera forming eruption from the Yellowstone hotspot and ejected of 280 km3 (67 cu mi) of material. This eruption, 1.3 million years BP, was preceded by the Huckleberry Ridge Tuff and succeeded by the Lava Creek Tuff both of which were created by the Yellowstone hotspot.

See also

Kids robot.svg In Spanish: Toba de Mesa Falls para niños

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