data_[K4Fe4I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Fe  1.8300  1.4000  0.8525
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [6.8290]
_cell_length_b [8.0973]
_cell_length_c [13.7709]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [KFeI3]
_chemical_formula_sum '[K4 Fe4 I12]'
_cell_volume [761.4843]
_cell_formula_units_Z [4]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  K  K0  4  0.2140  0.2500  0.3935  1.0
  Fe  Fe1  4  0.1005  0.2500  0.7487  1.0
  I  I2  8  0.1439  0.5087  0.1658  1.0
  I  I3  4  0.1436  0.7500  0.4149  1.0
]