AM_Scapolite_9 Formula: (Ca.2 Na3.52 K.28) Al3.12 Si8.88 O24.07 (Cl.98 C.01 S.01) Name: Scapolite Unit cell: 12.057 12.057 7.5644 90.0 90.0 90.0 , V=1099.65 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: Pamir, Tajikistan, Note: S1