#ThinSectionThursday Colourful epidote crystals in dark, anomalous-blue chlorite, with large grey-white plagioclase, and bright yellow-green clinopyroxene. Beinn nan Stac, Rum. FOV 2mm wide. pic.twitter.com/rlA4686CT2
— John Faithfull (@FaithfullJohn) December 27, 2018
via Twitter https://twitter.com/FaithfullJohn
December 27, 2018 at 07:52PM
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