Ba Fe16 Mg2 O27
Collomb A, Abdelkader O, Wolfers P, Guitel J, Samaras D
Journal of Magnetism and Magnetic Materials 58 (1986) 247-253
Crystal structure and magnesium location in the W-type hexagonal
ferrite: (Ba) Mg2 - W.
_cod_database_code 1008764
_database_code_amcsd 0016641
5.9060 5.9060 32.91499 90 90 120 P6_3/mmc
atom       x       y       z  occ
Ba1        0       0     .25
Mg1      1/3     2/3  -.2447 .041
Fe1      1/3     2/3  -.2447 .459
Mg2      1/3     2/3 -.42589 .120
Fe2      1/3     2/3 -.42589 .880
Mg3       .5       0       0 .379
Fe3       .5       0       0 .621
Mg4        0       0  .05573  .16
Fe4        0       0  .05573  .84
Mg5      1/3     2/3  .09275 .101
Fe5      1/3     2/3  .09275 .899
Fe6      1/3     2/3  .20794
Fe7  -.16450 -.32900  .15024
O1         0       0  .11284
O2       1/3     2/3  .03493
O3       1/3     2/3 -.32026
O4     .4852   .9704     .25
O5     .5117   .0234  .11041
O6    -.1769  -.3538  .03612
O7     .1629   .3258  .17928