#ThinSectionThursday Close up in ppl of a garnet that has been to subduction zone hell and back #FranciscanBlueschist pic.twitter.com/US6blXWfuR
— Samantha Carruthers (@S_C1189) January 24, 2019
via Twitter https://twitter.com/S_C1189
January 24, 2019 at 10:15PM
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