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 = 2.54 GPa _database_code_amcsd 0001894 7.0896 7.8173 5.5497 90.031 101.098 105.987 P-1 atom x y z Biso Al1 .3245 .7038 .4572 .42 Al2 .2973 .6990 .9507 .38 Al3 .0997 .3862 .6408 .40 Al4 .1116 .9170 .1642 .42 Si1 .2964 .0646 .7057 .36 Si2 .2918 .3322 .1906 .39 O1 .1096 .1477 .1308 .52 O2 .1223 .6838 .1786 .41 O3 .2762 .4552 .9556 .39 O4 .2838 .9368 .9372 .52 O5 .1082 .1518 .6679 .43 O6 .1216 .6312 .6400 .54 O7 .2817 .4452 .4291 .59 O8 .2923 .9480 .4659 .45 O9 .5005 .2731 .2440 .62 O10 .5013 .2315 .7553 .58