Zunyite
Louisnathan S J, Gibbs G V
American Mineralogist 57 (1972) 1089-1108
Aluminium-silicon distribution in zunyite
_database_code_amcsd 0000290
13.860 13.860 13.860 90 90 90 F-43m
atom     x     y     z occ Biso
Si1    .25   .25   .25      .14
Al1    .75   .75   .75      .26
Si2  .1143 .1143 .1143      .13
Al2  .0854 .0854 .7669      .31
O1   .8250 .8250 .8250      .46
O2   .1822 .1822 .1822      .80
O3   .2800     0     0      .79
H      .32     0     0      4.6
OH4  .1783 .1783 .5454 .68  .25
F4   .1783 .1783 .5454 .32  .25
O5   .1377 .1377 .0013      .41
Cl      .5    .5    .5      .63