Last #ThinSectionThursday of 2021 π. Here's a lovely Archaean Lewisian pyroxenite from Sutherland, with opx, cpx, green amphibole, and scapolite on grain boundaries (clear, bright colours in xp). Scale bar (lower right =1mm) https://t.co/augF1pvj9u
— John Faithfull ππͺπΊπ΄σ §σ ’σ ³σ £σ ΄σ Ώπ§‘ UCU (@FaithfullJohn) Dec 30, 2021
via Twitter https://twitter.com/FaithfullJohn
December 30, 2021 at 09:53PM
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