data_[Zn4Ni2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Ni  1.9100  1.3500  0.7400
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.0665]
_cell_length_b [4.2603]
_cell_length_c [8.0274]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Zn2NiIr]
_chemical_formula_sum '[Zn4 Ni2 Ir2]'
_cell_volume [104.8701]
_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
[
  Zn  Zn0  4  0.0000  0.0000  0.2624  1.0
  Ni  Ni1  2  0.0000  0.5000  0.0000  1.0
  Ir  Ir2  2  0.0000  0.5000  0.5000  1.0
]