data_[Na8Sb20Au12]
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
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [11.2903]
_cell_length_b [13.1192]
_cell_length_c [7.4264]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Na2Sb5Au3]
_chemical_formula_sum '[Na8 Sb20 Au12]'
_cell_volume [1099.9983]
_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  0.2450  0.3617  0.5000  1.0
  Sb  Sb1  8  0.0000  0.2365  0.2500  1.0
  Sb  Sb2  8  0.1472  0.1004  0.5000  1.0
  Sb  Sb3  4  0.0000  0.5000  0.2500  1.0
  Au  Au4  8  0.1125  0.3663  0.0000  1.0
  Au  Au5  4  0.0000  0.0000  0.2500  1.0
]