data_[H1Ir1Ru1W2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  H  2.2000  0.2500  0.0000
  Ir  2.2000  1.3500  0.7650
  Ru  2.2000  1.3000  0.6610
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [4.0094]
_cell_length_b [4.0094]
_cell_length_c [3.8954]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [HIrRuW2]
_chemical_formula_sum '[H1 Ir1 Ru1 W2]'
_cell_volume [62.6213]
_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
[
  H  H0  1  0.0000  0.0000  0.0000  1.0
  Ru  Ru1  1  0.0000  0.0000  0.5000  1.0
  Ir  Ir2  1  0.5000  0.5000  0.5000  1.0
  W  W3  2  0.0000  0.5000  0.0000  1.0
]