data_[Na4Sn2Au6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sn  1.9600  1.4500  0.8300
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [5.3876]
_cell_length_b [5.5362]
_cell_length_c [10.1423]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [Na2SnAu3]
_chemical_formula_sum '[Na4 Sn2 Au6]'
_cell_volume [302.5118]
_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  0.2500  0.0000  0.3310  1.0
  Na  Na1  2  0.2500  0.5000  0.1024  1.0
  Sn  Sn2  2  0.2500  0.5000  0.5634  1.0
  Au  Au3  4  0.2500  0.2475  0.7932  1.0
  Au  Au4  2  0.0000  0.0000  0.0000  1.0
]