Boralsilite Grew E S, Graetsch H A, Poter B, Yates M G, Buick I, Bernhardt H-J, Schreyer W, Werding G, Carson C J, Clarke G L American Mineralogist 93 (2008) 283-299 Boralsilite, Al16B6Si2O37, and "boron-mullite:" compositional variations and associated phases in experiment and nature Locality: synthetic Sample: run W2 _database_code_amcsd 0004524 14.797 5.5800 15.095 90 91.750 90 C2/m atom x y z occ Uiso Al1 .868 0 .343 .030 Al2 .814 0 .160 .024 Al3 .574 0 .074 .021 Al4 .676 0 .339 .012 Al5 .004 .255 .246 .019 Al6 .75 .25 0 .017 Al7 .75 .25 .5 .010 Si .424 0 .419 .86 .007 B .424 0 .419 .14 .007 B1 .096 0 .098 .007 B2 .379 0 .118 .88 .007 Si2 .379 0 .118 .12 .007 B3 .138 0 .360 .007 O1 .764 0 .269 .010 O2 .798 0 .440 .010 O3 .919 0 .218 .010 O4 .936 .739 .357 .010 O5 0 .5 .5 .010 O6 .325 0 .457 .010 O7 .322 .214 .106 .010 O8 .702 0 .074 .010 O9 .068 .214 .134 .010 O10 .452 0 .048 .010 O11 .166 .214 .397 .010 O12 .578 0 .280 .010 O13 .421 0 .204 .010 O14 .069 0 .296 .010 O15 .167 0 .041 .010