Sr3Al10SiO20 Kubota S, Yamane H, Shimada M Acta Crystallographica E57 (2001) i60-i61 A powder diffraction study of Sr3Al10SiO20 _database_code_amcsd 0010358 15.1416 11.1843 4.90256 90 108.117 90 C2/m atom x y z occ Uiso Sr1 .21680 0 .7386 .0168 Sr2 0 .5 0 .0127 Al1 .1347 .2119 .1632 .875 .0037 Si1 .1347 .2119 .1632 .125 .0037 Al2 .3549 .1381 .3471 .875 .0089 Si2 .3549 .1381 .3471 .125 .0089 Al3 0 .1280 .5 .0077 Al4 0 0 0 .013 O1 .0855 .2463 .4289 .0056 O2 .2398 .1419 .3237 .0056 O3 .3604 .1510 .0032 .0056 O4 .4279 .3808 .1046 .0056 O5 .0658 0 .3853 .0056 O6 .4013 0 .4756 .0056