AM_Leucite_2
Formula: K Si2 Al O6
Name: Leucite
Unit cell: 12.931 12.931 13.812 90.0 90.0 90.0 , V=2309.51
Space group: I141/A1 (1)

Dove M T , Cool T , Palmer D C , Putnis A , Salje E K H , Winkler B , American Mineralogist , 78 (1993) p.486-492, On the role of Al-Si ordering in the cubic-tetragonal phase transition of, leucite, Sample is Order model 1