AM_Sanidine_9 Formula: K.789 Na.16 Ba.014 Fe.003 (Al Si3) O8 Name: Sanidine Unit cell: 8.677 13.016 7.184 90.0 115.73 90.0 , V=730.91 Space group: C12/M1 (12)

Kimata M , Shimizu M , Saito S , European Journal of Mineralogy , 8 (1996) p.15-24, High-temperature crystal structure of sanidine, Part II. The crystal structure of sanidine at 935 C, Sample: T = 935 C, feldspar