data_[Cd6Cu3Ir3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cd  1.6900  1.5500  1.0900
  Cu  1.9000  1.3500  0.8200
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.5060]
_cell_length_b [5.5060]
_cell_length_c [13.6088]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Cd2CuIrO6]
_chemical_formula_sum '[Cd6 Cu3 Ir3 O18]'
_cell_volume [357.2953]
_cell_formula_units_Z [3]
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
[
  Cd  Cd0  3  0.0000  0.0000  0.4528  1.0
  Cd  Cd1  3  0.0000  0.0000  0.9583  1.0
  Cu  Cu2  3  0.0000  0.0000  0.2001  1.0
  Ir  Ir3  3  0.0000  0.0000  0.6833  1.0
  O  O4  9  0.0050  0.4042  0.4221  1.0
  O  O5  9  0.0760  0.7119  0.2587  1.0
]