data_[Rb4Pb4F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.4850]
_cell_length_b [6.4651]
_cell_length_c [7.0699]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.0309]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbPbF3]
_chemical_formula_sum '[Rb4 Pb4 F12]'
_cell_volume [494.0471]
_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  0.1672  0.5000  0.4067  1.0
  Pb  Pb1  4  0.1474  0.0000  0.9605  1.0
  F  F2  8  0.2167  0.2540  0.7725  1.0
  F  F3  4  0.0850  0.0000  0.2407  1.0
]