data_[Na8Sb4Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sb  2.0500  1.4500  0.8300
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.7264]
_cell_length_b [5.8600]
_cell_length_c [8.0406]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.7373]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Na2SbPt2]
_chemical_formula_sum '[Na8 Sb4 Pt8]'
_cell_volume [448.6989]
_cell_formula_units_Z [4]
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  8  0.1478  0.3714  0.6523  1.0
  Sb  Sb1  4  0.0000  0.1234  0.2500  1.0
  Pt  Pt2  8  0.1338  0.1351  0.9975  1.0
]