data_[Ir2Ru4Pt16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ir  2.2000  1.3500  0.7650
  Ru  2.2000  1.3000  0.6610
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.9243]
_cell_length_b [7.7238]
_cell_length_c [11.5823]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Ir(RuPt4)2]
_chemical_formula_sum '[Ir2 Ru4 Pt16]'
_cell_volume [351.0676]
_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  0.5000  0.1678  1
  Ir  Ir1  2  0.0000  0.5000  0.5000  1
  Pt  Pt2  8  0.0000  0.2395  0.3398  1
  Pt  Pt3  4  0.0000  0.0000  0.1667  1
  Pt  Pt4  4  0.0000  0.2711  0.0000  1
]