#ThinSectionThursday A nice gneiss from the granulite-facies Leverburgh Belt in South Harris. Garnet with ?hb-plag symplectite, and external orthopyroxene? rim, clear quartz, cloudy scapolite, and greenish clinopyroxene+ a little hornblende. FOV 2mm. @Hunterian pic.twitter.com/i3ROZYap0H
— John Faithfull (@FaithfullJohn) July 5, 2018
via Twitter https://twitter.com/FaithfullJohn
July 05, 2018 at 08:58PM
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