Paragenesis of primary magmatic Sr-Ba-Mg-Ca carbonates from ultra-fresh hypabyssal kimberlite, Lac de Gras kimberlite field, Slave craton, NWT Canada - Armstrong, J.P.; Wilson, M.; Barnett, R.L.; Nowicki, T.; Kjarsgaard, B.A. (International Kimberlite Conference: Extended Abstracts, 2003)