Kalsilite Andou Y, Kawahara A Mineralogical Journal 12 (1984) 153-161 The refinement of the structure of synthetic kalsilite Locality: synthetic _database_code_amcsd 0014424 5.151 5.151 8.690 90 90 120 P6_3 atom x y z occ Biso K 0 0 .25 1.25 Al 1/3 2/3 .054 .74 Si 1/3 2/3 .436 .45 O1 .610 .005 .993 1.4 O2 .350 .713 .252 1/3 1.0