Geologists have developed a new theory about the state of Earth billions of years ago after examining the very old rocks formed in the Earth’s mantle below the continents.
Title: A new, clearer insight into Earth’s hidden crystals
Sourced From: www.sciencedaily.com/releases/2021/02/210217091022.htm
Published Date: Wed, 17 Feb 2021 09:10:22 EST
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