Was Crustal Contamination Involved in the Formation of the Serpentine-Free Udachnaya-East Kimberlite? New Insights into Parental Melts, Liquidus Assemblage and Effects of Alteration. - Abersteiner, Adam; Kamenetsky, Vadim S; Golovin, Alexander V; Kamenetsky, Maya; Goemann, Karsten (Journal of Petrology, 2018)