data_[Sb4Pb4I4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sb  2.0500  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
  I  2.6600  1.4000  1.2733
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.8478]
_cell_length_b [13.9003]
_cell_length_c [5.6156]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [SbPbIO2]
_chemical_formula_sum '[Sb4 Pb4 I4 O8]'
_cell_volume [456.4703]
_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
[
  Sb  Sb0  4  0.0000  0.0696  0.7500  1.0
  Pb  Pb1  4  0.0000  0.3980  0.7500  1.0
  I  I2  4  0.0000  0.2561  0.2500  1.0
  O  O3  8  0.2223  0.0000  0.0000  1.0
]