data_[Cu4Mo2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Mo  2.1600  1.4500  0.7750
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [2.9882]
_cell_length_b [4.3031]
_cell_length_c [8.3773]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Cu2MoIr]
_chemical_formula_sum '[Cu4 Mo2 Ir2]'
_cell_volume [107.7205]
_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
[
  Cu  Cu0  2  0.0000  0.0000  0.0145  1
  Cu  Cu1  2  0.0000  0.5000  0.7375  1
  Mo  Mo2  2  0.0000  0.5000  0.2572  1
  Ir  Ir3  2  0.0000  0.0000  0.4908  1
]