data_[Ru4Pt4W2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ru  2.2000  1.3000  0.6610
  Pt  2.2800  1.3500  0.8050
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.6176]
_cell_length_b [3.6176]
_cell_length_c [12.6322]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Ru2Pt2W]
_chemical_formula_sum '[Ru4 Pt4 W2]'
_cell_volume [165.3213]
_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
[
  Ru  Ru0  4  0.0000  0.0000  0.4057  1
  Pt  Pt1  4  0.0000  0.5000  0.2500  1
  W  W2  2  0.0000  0.0000  0.0000  1
]