Diamond discovery under pressure
Super-deep diamond provides first evidence in nature of Earth's fourth most abundant mineral, indicating the very deep recycling of oceanic crust
Date:
March 7, 2018
Source:
University of Alberta
Summary:
For the first time, scientists have found Earth's fourth most abundant mineral -- calcium silicate perovskite -- at Earth's surface.
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https://www.sciencedaily.com/releases/2018/03/180307141406.htm
