data_[K4Rb8Au4F4]
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
  Au  2.5400  1.3500  1.0700
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.5174]
_cell_length_b [18.9049]
_cell_length_c [9.0117]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [KRb2AuF]
_chemical_formula_sum '[K4 Rb8 Au4 F4]'
_cell_volume [769.5998]
_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
[
  Rb  Rb0  8  0.0000  0.1468  0.5164  1
  K  K1  4  0.0000  0.4874  0.7500  1
  Au  Au2  4  0.0000  0.3056  0.7500  1
  F  F3  4  0.0000  0.0000  0.0000  1
]