Intergrowth of colorless corderite with Blue Sapphire from a very high temperature Granulite#thinsectionthursday #geology http://pic.twitter.com/IPRdOOjIOo
— GeoSciTweeps: Venky (@GeoSciTweeps) July 6, 2017
via Twitter https://twitter.com/GeoSciTweeps
July 06, 2017 at 10:46PM
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