Tappe, Sebastian; Massuyeau, Malcolm; Smart, Katie A; Woodland, Alan B; Gussone, Nikolaus; Milne, Sarah; Stracke, Andreas (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-27)
The cratonic lithosphere–asthenosphere boundary is commonly invoked as the site of sheared peridotite and megacryst formation, a well-recognized petrological assemblage whose genetic relationships—if any—remain poorly understood. We have undertaken a comprehensive petrology and Sr–Nd–Hf–Ca isotope study of sheared peridotite xenoliths and clinopyroxene megacrysts from the c. 1150 Ma Premier kimberlite ...