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 after heating, crystal 2
_database_code_amcsd 0002207
5.452 9.448 10.786 90 99.77 90 C2/m
atom     x     y     z occ  Uiso
Cs       0    .5     0 .89 .0243
Fe1      0     0    .5     .0148
Fe2      0 .3393    .5     .0151
Si   .0797 .1677 .2367 .76 .0142
Fe   .0797 .1677 .2367 .23 .0142
Al   .0797 .1677 .2367 .01 .0142
O1   .0588     0 .1843      .032
O2   .3130 .2483 .1812     .0324
O3   .1337 .1719 .3961     .0161
O4   .1373    .5 .4059     .0166