Olivine crystals (rounded and fragmented) and garnet (isotropic at XPL) with reaction rim set in a dark groundmass composed by carbonates. kimberlite from Udachnaya-East, Sakha-Yakutia (Russia). XPL and PPL image, 2x (Fov = 7mm) #thinsctionThursday #kimberlite #alexstrekeisen https://t.co/5N0vHBGPLR
— Alexstrekeisen (@alexstrekeisen) Sep 16, 2021
via Twitter https://twitter.com/alexstrekeisen
September 16, 2021 at 01:47PM
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