Vesuvianite Ohkawa M, Yoshiasa A, Takeno S American Mineralogist 77 (1992) 945-953 Crystal chemistry of vesuvianite: Site preferences of square-pyramidal coordinated sites sample #1 from Sauland _database_code_amcsd 0001537 15.517 15.517 11.781 90 90 90 *P4/nnc .25 .25 .25 atom x y z occ Ca1 .75 .25 .25 Ca2 -.1891 .0443 .3795 Ca3 -.1015 -.1802 .8882 CaC .75 .75 .1428 .5 CuB .75 .75 .0543 .26 MgB .75 .75 .0543 .24 Mg -.1124 .1211 .1265 .14 Al -.1124 .1211 .1265 .86 AlA 0 0 0 Si1 .75 .25 0 Si2 -.1810 .0406 .8709 Si3 -.0831 -.1508 .3648 O1 -.2189 .1726 .0858 O2 -.1168 .1593 .2784 O3 -.0489 .2215 .0767 O4 -.0619 .1065 .4707 O5 -.1701 .0153 .1780 O6 -.1189 -.2716 .0586 O7 .0561 .1733 .3212 O8 -.0606 -.0908 .0663 O9 -.1447 -.1447 .25 OH10 .75 .75 .8676 .42 F10 .75 .75 .8676 .58 OH11 -.0046 .0625 .1362 .47 F11 -.0046 .0625 .1362 .53