data_[Cs4Rb4Ir2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.9016]
_cell_length_b [11.2000]
_cell_length_c [6.8468]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8368]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2Rb2IrO6]
_chemical_formula_sum '[Cs4 Rb4 Ir2 O12]'
_cell_volume [506.5602]
_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
[
  Cs  Cs0  4  0.0000  0.1698  0.0000  1.0
  Rb  Rb1  4  0.0000  0.3435  0.5000  1.0
  Ir  Ir2  2  0.0000  0.0000  0.5000  1.0
  O  O3  8  0.1654  0.1204  0.6634  1.0
  O  O4  4  0.1699  0.0000  0.3210  1.0
]