data_[Ce6Nd6Ir6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Nd  1.1400  1.8500  1.2765
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [4.2600]
_cell_length_b [4.2600]
_cell_length_c [32.9387]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [CeNdIr]
_chemical_formula_sum '[Ce6 Nd6 Ir6]'
_cell_volume [517.6742]
_cell_formula_units_Z [6]
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
[
  Ce  Ce0  6  0.0000  0.0000  0.3685  1
  Nd  Nd1  6  0.0000  0.0000  0.1216  1
  Ir  Ir2  6  0.0000  0.0000  0.2572  1
]