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, P = .001 kbar, crystal 1
_database_code_amcsd 0002202
5.486 9.506 10.818 90 99.67 90 C2/m
atom     x     y     z occ Uiso
Cs       0    .5     0 .89 .0221
Fe1      0     0    .5     .0110
Fe2      0 .3323    .5     .0099
Si   .0797 .1666 .2384 .76 .0111
Fe   .0797 .1666 .2384 .23 .0111
Al   .0797 .1666 .2384 .01 .0111
O1   .0588     0 .1836      .029
O2   .3117 .2496 .1824      .029
O3   .1325 .1664 .3958     .0123
O4   .1322    .5 .4018      .012