data_[Rb20Au8F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [6.7650]
_cell_length_b [14.6161]
_cell_length_c [15.7359]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Rb5Au2F]
_chemical_formula_sum '[Rb20 Au8 F4]'
_cell_volume [1555.9248]
_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  0.0582  0.1267  1.0
  Rb  Rb1  8  0.0000  0.3323  0.1122  1.0
  Rb  Rb2  4  0.0000  0.2956  0.7500  1.0
  Au  Au3  8  0.0000  0.1761  0.5609  1.0
  F  F4  4  0.0000  0.1974  0.2500  1.0
]