Abstract: | Niningerite, a new meteoritic sulfide ranging in composition from (Fe(0.19)Mg(0.66)Mn(0.14)Ca(0.007)Cr(0.002))S to (Fe(0.52)Mg(0.33)Mn(0.06)Ca(0.06)Cr(0.03)Zn(0.004))S, from the type-I enstatite chondrites Abee, Saint Sauveur, Adhi-Kot, Indarch, St. Mark's, and Kota-Kota, is described. It is named in honor of H. H. Nininger. |