data_[Ce1Ni1Ge2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Ni  1.9100  1.3500  0.7400
  Ge  2.0100  1.2500  0.7700
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [4.4579]
_cell_length_b [4.4579]
_cell_length_c [5.4369]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [CeNi(GeIr)2]
_chemical_formula_sum '[Ce1 Ni1 Ge2 Ir2]'
_cell_volume [108.0445]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.5000  1
  Ni  Ni1  1  0.0000  0.0000  0.0000  1
  Ge  Ge2  2  0.0000  0.5000  0.0000  1
  Ir  Ir3  2  0.5000  0.5000  0.2643  1
]