Mesa Falls Tuff
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The Mesa Falls Tuff is a tuff formation produced 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 recen
Mesa Falls Tuff exposed at southern rim of both the Island Park Caldera and the Henry's Fork Caldera near Ashton, Idaho.
Extent of the Mesa Falls ash bed
Huckleberry Ridge Tuff
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The Huckleberry Ridge Tuff is a tuff formation created by the Huckleberry Ridge eruption that formed the Island Park Caldera that lies partially in Yellowstone National Park, Wyoming and stretches wes
Mesa Falls Tuff
…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 also formed by the Yellowstone hotspot. Yellowstone Caldera…
The Huckleberry Ridge Tuff along the Gardner River near Osprey Falls, above Mammoth
Huckleberry Ridge ash bed