AM_Marialite_15 Formula: (Ca1.24 Na2.76) Si7.52 Al4.48 O28 (C.24 Cl.76) Name: Marialite Unit cell: 12.1974 12.1974 7.5795 90.0 90.0 90.0 , V=1127.65 Space group: P142/N1 (1)

Antao S M , Hassan I , The Canadian Mineralogist , 46 (2008) p.1577-1591, Increase in Al-Si and Na-Ca disorder with temperature in scapolite Me32.9, Locality: Monmouth Township, Ontario, Canada, Note: T = 902 C, Note: 32.9% Meionite, 67.1% Marialite