data_[K4Na8Au4]
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 [P2_1/c]
_cell_length_a [7.9286]
_cell_length_b [8.2175]
_cell_length_c [9.7237]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2473]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [KNa2Au]
_chemical_formula_sum '[K4 Na8 Au4]'
_cell_volume [605.0439]
_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  4  0.3934  0.0167  0.7788  1.0
  Na  Na1  4  0.1161  0.6854  0.5132  1.0
  Na  Na2  4  0.1674  0.0704  0.3478  1.0
  Au  Au3  4  0.4525  0.6708  0.9878  1.0
]