Subduction involved in generating thick Archaean cratonic keels? Insights from >2.83 Ga detrital diamonds from Tree River, Slave Craton, Canada - Changleng, Rory; Pezzera, Andrea; Pearson, D. Graham; Stern, Richard; Nestola, Fabrizio; Stachel, Thomas; Reimink, Jesse (International Kimberlite Conference: Extended Abstracts, 2024)