data_[Rb1Fe1Pb2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Fe  1.8300  1.4000  0.8525
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.9162]
_cell_length_b [5.6557]
_cell_length_c [7.8953]
_cell_angle_alpha [92.1049]
_cell_angle_beta [96.5324]
_cell_angle_gamma [98.5341]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbFePb2F8]
_chemical_formula_sum '[Rb1 Fe1 Pb2 F8]'
_cell_volume [215.3677]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.5000  1.0
  Fe  Fe1  1  0.0000  0.0000  0.0000  1.0
  Pb  Pb2  2  0.4389  0.5044  0.2421  1.0
  F  F3  2  0.0225  0.7506  0.8144  1.0
  F  F4  2  0.1426  0.8071  0.1822  1.0
  F  F5  2  0.3562  0.1961  0.9796  1.0
  F  F6  2  0.4585  0.7267  0.5104  1.0
]