data_[Ce4Mg8Cu2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Mg  1.3100  1.5000  0.8600
  Cu  1.9000  1.3500  0.8200
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [8.2555]
_cell_length_b [4.2734]
_cell_length_c [10.4231]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Ce2Mg4CuIr]
_chemical_formula_sum '[Ce4 Mg8 Cu2 Ir2]'
_cell_volume [367.7111]
_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  0.0000  0.0000  0.9399  1
  Ce  Ce1  2  0.5000  0.0000  0.0638  1
  Mg  Mg2  4  0.1977  0.0000  0.6524  1
  Mg  Mg3  4  0.3073  0.0000  0.3450  1
  Cu  Cu4  2  0.0000  0.0000  0.2286  1
  Ir  Ir5  2  0.5000  0.0000  0.7729  1
]