data_[Na2Sb4Au4]
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 [P4/mbm]
_cell_length_a [8.3846]
_cell_length_b [8.3846]
_cell_length_c [3.4034]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Na(SbAu)2]
_chemical_formula_sum '[Na2 Sb4 Au4]'
_cell_volume [239.2655]
_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  2  0.0000  0.0000  0.0000  1
  Sb  Sb1  4  0.1449  0.3551  0.0000  1
  Au  Au2  4  0.1581  0.6581  0.5000  1
]