data_[Rb1Sn2Sb1Br8]
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
  Sb  2.0500  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.9361]
_cell_length_b [7.3338]
_cell_length_c [9.3917]
_cell_angle_alpha [85.9774]
_cell_angle_beta [87.4220]
_cell_angle_gamma [87.4978]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbSn2SbBr8]
_chemical_formula_sum '[Rb1 Sn2 Sb1 Br8]'
_cell_volume [475.6879]
_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  0.4809  0.4820  0.7512  1.0
  Sb  Sb2  1  0.0000  0.0000  0.0000  1.0
  Br  Br3  2  0.2339  0.3161  0.9744  1.0
  Br  Br4  2  0.2378  0.8314  0.7899  1.0
  Br  Br5  2  0.2502  0.8481  0.2124  1.0
  Br  Br6  2  0.2746  0.3731  0.5334  1.0
]