Here’s a large chunk of the mantle. A couple peridotite xenoliths encased in basalt. These ultramafic xenoliths are dense. #geology pic.twitter.com/sE6XVdRms5
— Cin-Ty Lee (@CinTyLee1) November 19, 2020
via Twitter https://twitter.com/CinTyLee1
November 20, 2020 at 03:22AM
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