data_[Na3Ir3Pd6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ir  2.2000  1.3500  0.7650
  Pd  2.2000  1.4000  0.8462
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.3170]
_cell_length_b [5.3170]
_cell_length_c [14.6341]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [NaIr(PdO3)2]
_chemical_formula_sum '[Na3 Ir3 Pd6 O18]'
_cell_volume [358.2855]
_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
[
  Na  Na0  3  0.0000  0.0000  0.5053  1.0
  Ir  Ir1  3  0.0000  0.0000  0.0248  1.0
  Pd  Pd2  3  0.0000  0.0000  0.2239  1.0
  Pd  Pd3  3  0.0000  0.0000  0.7080  1.0
  O  O4  9  0.0029  0.6496  0.2902  1.0
  O  O5  9  0.0642  0.3636  0.7769  1.0
]