data_[Ba4Ir2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [5.5168]
_cell_length_b [5.5168]
_cell_length_c [11.0722]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [Ba2IrO6]
_chemical_formula_sum '[Ba4 Ir2 O12]'
_cell_volume [336.9820]
_cell_formula_units_Z [2]
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
[
  Ba  Ba0  4  0.0000  0.0000  0.3310  1.0
  Ir  Ir1  2  0.0000  0.0000  0.0000  1.0
  O  O2  8  0.1701  0.8299  0.1240  1.0
  O  O3  4  0.2401  0.2401  0.0000  1.0
]