Aksaite Dal Negro A, Ungaretti L, Sabelli C American Mineralogist 56 (1971) 1553-1566 The crystal structure of aksaite 12.540 24.327 7.480 90 90 90 Pbca atom x y z Biso Mg .4316 .1279 .0542 .67 B1 .6592 .3673 .3902 .82 B2 .5015 .3358 .1876 .86 B3 .5303 .4387 .2506 .79 B4 .6577 .2761 .2450 .85 B5 .4553 .4053 -.0318 .83 B6 .7130 .4635 .3434 .82 O1 .7141 .3181 .3330 .93 OH2 .5967 .3586 .5529 1.08 O3 .5767 .3814 .2491 .64 O4 .7338 .4125 .4020 .95 O5 .5593 .2842 .1821 .95 OH6 .4143 .3331 .3133 1.00 O7 .4669 .3509 .0081 1.04 O8 .4743 .4465 .0835 .92 OH9 .4606 .4438 .4074 1.07 O10 .6178 .4777 .2659 1.07 OH11 .6977 .2244 .2442 1.78 OH12 .4273 .4178 -.2081 1.02 OH13 .7878 .5048 .3526 1.66 OH14 .2659 .1127 .0541 1.92 Wat15 .4140 .1996 .2065 .96