Araujo, Debora P.Griffin, William LindsayO'Reilly, Suzanne YvetteGrant, Kevin J.Holden, Petervan Achterbergh, EsméIreland, Trevor2015-12-100024-4937http://hdl.handle.net/1885/49493Detailed in-situ analyses of trace-element patterns, N contents, N aggregation state and δ13C define two populations of gem-quality diamonds in the A154 kimberlite; these probably formed at different times and from different media. Four octahedra with 50Keywords: crystal chemistry; crystal structure; crystallinity; crystallization; diamond; entrainment; formation mechanism; FTIR spectroscopy; kimberlite; melt inclusion; trace element; zoning d 13C; Diamonds; Diavik; FTIR; Microinclusions; Trace elements200910.1016/j.lithos.2009.04.0212016-02-24