Mesa Falls erupted 67 cubic m (280 cubic km) of material, so — while still about 10 times bigger than the 1980 eruption of Mount St. Helens — is not considered a super-eruption. Related: Where ...

Mesa Falls erupted 67 cubic m (280 cubic km) of material, so — while still about 10 times bigger than the 1980 eruption of Mount St. Helens — is not considered a super-eruption.

In the case of the Mesa Falls eruption, geologists used the hydration rinds in the quartz crystal embayments to understand what the region looked like after the eruption occurred. Heat from the ...

The most recent eruption, which happened roughly 640,000 years ago, created the Mesa Falls ash bed, stretching east-southeast from the Yellowstone Plateau, scattering ash primarily in Colorado ...

This is equivalent to the volume of magma released roughly 1.3 million years ago during the Mesa Falls eruption—the second most recent caldera-forming eruption at Yellowstone.

Yellowstone is one of the best known supervolcanoes. The caldera formed as a result of three supereruptions over the last 2.1 million years – the Huckleberry Ridge eruption, the Mesa Falls ...

The most recent eruption, which happened roughly 640,000 years ago, created the Mesa Falls ash bed, stretching east-southeast from the Yellowstone Plateau, scattering ash primarily in Colorado ...

The second was the Mesa Falls eruption which took place 1.3million years ago and created the Henry's Fork Caldera and the Mesa Falls Tuff.

The Yellowstone volcano is known to have produced two supereruptions before the Lava Creek Tuff eruption — the Mesa Falls Tuff eruption 1.3 million years ago and the Huckleberry Ridge Tuff ...

The most recent eruption, which happened roughly 640,000 years ago, created the Mesa Falls ash bed, stretching east-southeast from the Yellowstone Plateau, scattering ash primarily in Colorado ...