data_[Na6Sb3Pt3]
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 [R3m]
_cell_length_a [4.6221]
_cell_length_b [4.6221]
_cell_length_c [15.3399]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Na2SbPt]
_chemical_formula_sum '[Na6 Sb3 Pt3]'
_cell_volume [283.8073]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.0534  1.0
  Na  Na1  3  0.0000  0.0000  0.8274  1.0
  Sb  Sb2  3  0.0000  0.0000  0.6052  1.0
  Pt  Pt3  3  0.0000  0.0000  0.2639  1.0
]