data_[K4Rb2Na2Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.1313]
_cell_length_b [10.0680]
_cell_length_c [8.6809]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [K2RbNaAu2]
_chemical_formula_sum '[K4 Rb2 Na2 Au4]'
_cell_volume [448.4719]
_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
[
  K  K0  2  0.0000  0.1776  0.3621  1.0
  Rb  Rb1  2  0.0000  0.4332  0.9819  1.0
  K  K2  2  0.5000  0.0836  0.0258  1.0
  Na  Na3  2  0.5000  0.3100  0.6530  1.0
  Au  Au4  2  0.0000  0.1455  0.7453  1.0
  Au  Au5  2  0.5000  0.3863  0.2776  1.0
]