data_[Dy4Er8Ir4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.8720]
_cell_length_b [12.0651]
_cell_length_c [8.9803]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [DyEr2Ir]
_chemical_formula_sum '[Dy4 Er8 Ir4]'
_cell_volume [419.5269]
_cell_formula_units_Z [4]
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
[
  Dy  Dy0  4  0.0000  0.4271  0.2500  1.0
  Er  Er1  8  0.0000  0.1422  0.0663  1.0
  Ir  Ir2  4  0.0000  0.2472  0.7500  1.0
]