data_[Ru8Pt8]
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
]
_symmetry_space_group_name_H-M [I4/m]
_cell_length_a [10.4258]
_cell_length_b [10.4258]
_cell_length_c [3.7805]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [RuPt]
_chemical_formula_sum '[Ru8 Pt8]'
_cell_volume [410.9297]
_cell_formula_units_Z [8]
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  8  0.1243  0.7114  0.5000  1
  Pt  Pt1  8  0.1052  0.2710  0.5000  1
]