Hardened Lava Flow From Ancient Eruption (1 of 3) (IMAGE)

University of Missouri-Columbia

Hardened Lava Flow From Ancient Eruption (1 of 3)

Caption

Evidence of flowing lava hardened into rock was found in Idaho several miles away from the site of an eight million year old supervolcano eruption at Yellowstone.

Credit

Graham Andrews, assistant professor at California State University Bakersfield

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