data_[Ce2Nd2Ir2Pt2]
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
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.2028]
_cell_length_b [3.8905]
_cell_length_c [11.4442]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [CeNdIrPt]
_chemical_formula_sum '[Ce2 Nd2 Ir2 Pt2]'
_cell_volume [187.1194]
_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
[
  Ce  Ce0  2  0.5000  0.0000  0.8681  1
  Nd  Nd1  2  0.0000  0.0000  0.1440  1
  Ir  Ir2  2  0.0000  0.0000  0.4028  1
  Pt  Pt3  2  0.5000  0.0000  0.5850  1
]