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Contact: Lisa Merkl
University of Houston

400-foot-long Research Icebreaker Dredges Up Ancient Rock

Caption: The mantle rock was collected during an expedition to the North Pole aboard a 400-foot-long icebreaker, a research vessel designed to break through the ice.

Credit: Alfred Wegener, Institute for Polar and Marine Research, Bremerhaven, Germany

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Related news release: Journey to the center of the earth: Discovery sheds light on mantle formation

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