data_global
_chemical_name_mineral 'Iwakiite'
loop_
_publ_author_name
'Jarosch D'
_journal_name_full 'Zeitschrift fur Kristallographie'
_journal_volume 185 
_journal_year 1988
_journal_page_first 605
_journal_page_last 605
_publ_section_title
;
 Crystal structure of iwakiite
 Note: coordinates from ICSD, reproduce reported bond lengths
;
_database_code_amcsd 0010983
_chemical_compound_source 'Gozaisho mine, Fukushima Prefecture, Japan'
_chemical_formula_sum 'Mn1.6 Fe1.2 O4'
_cell_length_a 6.025
_cell_length_b 6.025
_cell_length_c 8.539
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 309.971
_exptl_crystal_density_diffrn      4.691
_symmetry_space_group_name_H-M 'I 41/a m d'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  '1/4-y,3/4-x,1/4+z'
  '3/4-y,1/4-x,3/4+z'
  '1/4+y,3/4+x,1/4-z'
  '3/4+y,1/4+x,3/4-z'
  '1/4+y,3/4-x,1/4-z'
  '3/4+y,1/4-x,3/4-z'
  '1/4-y,3/4+x,1/4+z'
  '3/4-y,1/4+x,3/4+z'
  '1/2+x,-y,1/2+z'
  '+x,1/2-y,+z'
  '1/2-x,y,1/2-z'
  '-x,1/2+y,-z'
  '1/2+x,y,1/2-z'
  '+x,1/2+y,-z'
  '1/2-x,-y,1/2+z'
  '-x,1/2-y,+z'
  '1/4+y,1/4+x,3/4+z'
  '3/4+y,3/4+x,1/4+z'
  '1/4-y,1/4-x,3/4-z'
  '3/4-y,3/4-x,1/4-z'
  '1/4-y,1/4+x,3/4-z'
  '3/4-y,3/4+x,1/4-z'
  '1/4+y,1/4-x,3/4+z'
  '3/4+y,3/4-x,1/4+z'
  '-x,y,z'
  '1/2-x,1/2+y,1/2+z'
  'x,-y,-z'
  '1/2+x,1/2-y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Mn1   0.00000   0.25000   0.87500   1.00000
Mn2   0.00000   0.50000   0.50000   0.30000
Fe2   0.00000   0.50000   0.50000   0.60000
O   0.00000   0.47560   0.26220   1.00000