data_[Na4Tl12Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [6.4452]
_cell_length_b [10.5233]
_cell_length_c [8.0891]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [NaTl3Pt]
_chemical_formula_sum '[Na4 Tl12 Pt4]'
_cell_volume [548.6416]
_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  4  0.2442  0.2500  0.0536  1.0
  Tl  Tl1  8  0.1219  0.5217  0.8294  1.0
  Tl  Tl2  4  0.2101  0.2500  0.6059  1.0
  Pt  Pt3  4  0.0000  0.0000  0.5000  1.0
]