Author: | |
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Date: | 2014-10-16 20:22:10 |
Blog: | Utah Geological Survey - blog |
URL: | http://feedproxy.google.com/~r/UtahGeologicalSurvey/~3/GSS75xdT2LI/ |
continental crust, continents, Earth, Geology, kilometers, NEW ON THE WEB, new solid crust, oceanic crust, oceans, Sand