NIOBIUM (IMAGE)

Rice University

NIOBIUM

Caption

A new study by Rice University scientists Cin-Ty Lee (left), Gelu Costin (second from left), Ming Tang (second from right) and Hehe Jiang (right), and by China University of Geosciences' collaborator Kang Chen (center) determined that Earth's continental crust formed deep beneath continental arcs like the Andes Mountains.

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Photo by Jeff Fitlow/Rice University

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