data_[Na4Ru2Pt2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ru  2.2000  1.3000  0.6610
  Pt  2.2800  1.3500  0.8050
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.3001]
_cell_length_b [5.4248]
_cell_length_c [9.2567]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.0143]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Na2RuPtO6]
_chemical_formula_sum '[Na4 Ru2 Pt2 O12]'
_cell_volume [217.9773]
_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
[
  Na  Na0  4  0.2365  0.0577  0.2507  1
  Ru  Ru1  2  0.0000  0.0000  0.5000  1
  Pt  Pt2  2  0.5000  0.0000  0.0000  1
  O  O3  4  0.1328  0.2004  0.9460  1
  O  O4  4  0.2488  0.6914  0.9479  1
  O  O5  4  0.3499  0.0277  0.7449  1
]