Feroxyhyte
Francombe M H, Rooksby H P
Clay Minerals Bulletin 4 (1959) 1-14
Structure transformations effected by the dehydration of diaspore,
goethite and delta ferric oxide
Locality: synthetic
_database_code_amcsd 0021199
2.95 2.95 4.53 90 90 120 P-3m1
atom   x   y   z   occ Biso
Fe1    0   0   0 .3333
Fe2    0   0  .5 .3333
Fe3  1/3 2/3   0 .0833
Fe4  1/3 2/3  .5 .0833
O    1/3 2/3 .25    .5
OH   2/3 1/3 .75    .5