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Contact: Vince Stricherz
vinces@uw.edu
206-543-2580
University of Washington

Grand Canyon of the Yellowstone

Caption: The formations in the Grand Canyon of the Yellowstone, in Yellowstone National Park, are an example of silica-rich volcanic rock.

Credit: Sarah Gelman/University of Washington

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Related news release: Molten magma can survive in upper crust for hundreds of millennia


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