Ferriannite-(Cs)
Mellini M, Weiss Z, Rieder M, Drabek M
European Journal of Mineralogy 8 (1996) 1265-1271
Cs-ferriannite as a possible host for waste cesium: crystal
structure and synthesis
_database_code_amcsd 0006633
5.487 9.506 10.826 90 99.83 90 C2/m
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Cs       0    .5     0 .968  .0217  .0205  .0185      0  .0023      0
FeM1     0     0    .5 .984  .0067  .0048  .0128      0  .0025      0
FeM2     0 .3322    .5 .982  .0068  .0048  .0131      0  .0012      0
SiT  .0794 .1666 .2382 .781  .0091  .0082  .0109 -.0002  .0020  .0009
FeT  .0794 .1666 .2382 .219  .0091  .0082  .0109 -.0002  .0020  .0009
O1   .0595     0 .1833        .042   .032   .028      0  .0002      0
O2   .3120 .2495 .1847        .037   .042   .025  -.001   .006  -.006
O3   .1340 .1667 .3971        .009   .008   .013  -.000   .002   .000
O4   .1327    .5 .4009        .010   .007   .017      0   .001      0
H     .089    .5  .314