AM_Scapolite_23 Formula: (Na.88 Ca3.08 K.04) (Al5.12 Si6.88) O53.44 Cl.02 C2.76 S.29 Name: Scapolite Unit cell: 12.1674 12.1674 7.5779 90.0 90.0 90.0 , V=1121.88 Space group: P142/N1 (1)

Sokolova E , Hawthorne F C , The Canadian Mineralogist , 46 (2008) p.1527-1554, The crystal chemistry of the scapolite-group minerals. I. crystal structure and, long-range order, Locality: Sluydyanka, Russia, Note: S15