data_[Na4Bi4Pt6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Bi  2.0200  1.6000  1.0350
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.2209]
_cell_length_b [4.2620]
_cell_length_c [6.0521]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.9539]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Bi2Pt3]
_chemical_formula_sum '[Na4 Bi4 Pt6]'
_cell_volume [339.7499]
_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  0.1611  0.0000  0.3724  1
  Bi  Bi1  4  0.0775  0.5000  0.7600  1
  Pt  Pt2  4  0.2015  0.0000  0.9119  1
  Pt  Pt3  2  0.0000  0.0000  0.0000  1
]