AM_Meionite_10
Formula: (Ca3.176 Na.824) Si7.92 Al4.08 C.834 S.146 O27.084
Name: Meionite
Unit cell: 12.2778 12.2778 7.5861 90.0 90.0 90.0 , V=1143.56
Space group: I14/M1 (1)

Antao S M , Hassan I , American Mineralogist , 93 (2008) p.1470-1477, Unusual Al-Si ordering in calcic scapolite, Me79.6, with increasing temperature, T = 900