Spodumene and quartz from the high-grade Upper Intermediate Zone, Pakeagama Lake pegmatite, NW Ontario #ThinSectionThursday http://pic.twitter.com/FJ3uI0g4s7
— Steve Beyer (@conan_troutmann) June 1, 2017
via Twitter https://twitter.com/conan_troutmann
June 01, 2017 at 10:10PM
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