Kyanite Yang H, Downs R T, Finger L W, Hazen R M, Prewitt C T American Mineralogist 82 (1997) 467-474 Compressibility and crystal structure of kyanite, Al2SiO5, at high pressure Sample: at P = 1.35 GPa _database_code_amcsd 0001893 7.1038 7.8305 5.5605 90.023 101.112 106.001 P-1 atom x y z Biso Al1 .3249 .7041 .4581 .43 Al2 .2972 .6989 .9499 .35 Al3 .0996 .3861 .6405 .37 Al4 .1114 .9171 .1639 .37 Si1 .2964 .0647 .7067 .38 Si2 .2922 .3324 .1911 .35 O1 .1092 .1480 .1296 .37 O2 .1215 .6844 .1786 .46 O3 .2748 .4546 .9550 .42 O4 .2837 .9361 .9367 .44 O5 .1080 .1516 .6670 .46 O6 .1213 .6310 .6403 .45 O7 .2821 .4455 .4297 .45 O8 .2915 .9476 .4657 .44 O9 .5005 .2743 .2445 .57 O10 .5015 .2320 .7555 .57