AM_Scapolite_25 Formula: (Ca3.52 Na.32 K.16) (Al5.48 Si6.52) O47 Cl.07 C3.64 S.02 Name: Scapolite Unit cell: 12.205 12.205 7.5816 90.0 90.0 90.0 , V=1129.37 Space group: I14/M1 (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: Monte Somma, Italy, Note: S17