data_[Rb1Sn2Bi1Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.9379]
_cell_length_b [7.3703]
_cell_length_c [9.4464]
_cell_angle_alpha [85.8823]
_cell_angle_beta [87.2299]
_cell_angle_gamma [87.6620]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbSn2BiBr8]
_chemical_formula_sum '[Rb1 Sn2 Bi1 Br8]'
_cell_volume [480.8847]
_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
  Sn  Sn1  2  0.4830  0.4830  0.7494  1.0
  Bi  Bi2  1  0.0000  0.0000  0.0000  1.0
  Br  Br3  2  0.2355  0.3229  0.9744  1.0
  Br  Br4  2  0.2426  0.8321  0.7852  1.0
  Br  Br5  2  0.2555  0.8499  0.2159  1.0
  Br  Br6  2  0.2734  0.3739  0.5358  1.0
]