data_[Rb4Bi4Pb4F24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [8.3907]
_cell_length_b [8.8153]
_cell_length_c [12.5012]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [RbBiPbF6]
_chemical_formula_sum '[Rb4 Bi4 Pb4 F24]'
_cell_volume [924.6727]
_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  4  0.0000  0.2500  0.5639  1.0
  Bi  Bi1  4  0.0000  0.0000  0.0000  1.0
  Pb  Pb2  4  0.2500  0.2500  0.2500  1.0
  F  F3  16  0.1990  0.0441  0.1189  1.0
  F  F4  4  0.0000  0.2500  0.3469  1.0
  F  F5  4  0.0000  0.2500  0.9487  1.0
]