Yellowstone's Plumbing Reveals Plume of Hot and Molten Rock 410 Miles Deep

Science News Yellowstone's Plumbing Reveals Plume of Hot and Molten Rock 410 Miles Deep
ScienceDaily (Dec. 14, 2009) — The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth of at least 410 miles, contradicting claims that there is no deep plume, only shallow hot rock moving like slowly boiling soup.