AM_Sanidine-high Formula: K (Al Si3) O8 Name: Sanidine-high Unit cell: 8.595 13.028 7.175 90.0 115.94 90.0 , V=722.48 Space group: C12/M1 (12)

Scambos T A , Smyth J R , McCormick T C , American Mineralogist , 72 (1987) p.973-978, Crystal-structure refinement of high sanidine from the upper mantle