Tetra-ferri-annite
Comodi P, Zanazzi P F, Weiss Z, Rieder M, Drabek M
American Mineralogist 84 (1999) 325-332
"Cs-tetra-ferri-annite:" High-pressure and high-temperature behavior of a
potential nuclear waste disposal phase
T = 23 deg C, crystal 2
_database_code_amcsd 0002204
5.480 9.498 10.820 90 99.76 90 C2/m
atom     x      y      z occ  Uiso
Cs       0     .5      0 .89 .0209
Fe1      0      0     .5     .0088
Fe2      0 .33192     .5     .0090
Si   .0796 .16662 .23820 .76 .0099
Fe   .0796 .16662 .23820 .23 .0099
Al   .0796 .16662 .23820 .01 .0099
O1   .0610      0  .1838     .0272
O2   .3119  .2501  .1844     .0287
O3   .1326  .1662  .3962     .0118
O4   .1325     .5  .4015     .0115