AM_Aegirine_15 Formula: Na (Al.35 Fe.65) Si2 O6 Name: Aegirine Unit cell: 9.5663 8.704 5.2733 90.0 107.6 90.0 , V=418.53 Space group: C12/C1 (15)

Nestola F , Tribaudino M , Ballaran T B , Liebske C , Bruno M , American Mineralogist , 92 (2007) p.1492-1501, The crystal structures of pyroxenes along the jadeite - hedenbergite and, jadeite - aegirine joins, Locality: synthetic, Sample: Jd35Ae65