data_[K16Na4Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.8416]
_cell_length_b [16.0122]
_cell_length_c [7.6104]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.0521]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [K4NaAu]
_chemical_formula_sum '[K16 Na4 Au4]'
_cell_volume [1248.7717]
_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
[
  K  K0  8  0.1036  0.1649  0.0568  1.0
  K  K1  8  0.2310  0.4208  0.3703  1.0
  Na  Na2  4  0.0000  0.3777  0.7500  1.0
  Au  Au3  4  0.0000  0.0016  0.7500  1.0
]