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Molten magma can survive in upper crust for hundreds of millennia

Reservoirs of silica-rich magma — the kind that causes the most explosive volcanic eruptions — can persist in Earth’s upper crust for hundreds of thousands of years without triggering an eruption, according to new University of Washington research.

Fuente : http://www.eurekalert.org/pub_releases/2013-08/uow…

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