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Cr-rich clinopyroxene megacrysts from the Grib kimberlite, Arkhangelsk province, Russia: Relation to clinopyroxene–phlogopite xenoliths and evidence for mantle metasomatism by kimberlite melts

EngineeringMetamorphic PetrologyKimberlite MeltsGeologyCr-rich Clinopyroxene MegacrystsGeochemistryMineral GeochemistryChemistryGrib KimberliteIgneous PetrologyPetrologyMantle GeochemistryTectonics