data_[Rb2Sn2Br6]
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
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.6493]
_cell_length_b [7.8847]
_cell_length_c [10.4063]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0372]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSnBr3]
_chemical_formula_sum '[Rb2 Sn2 Br6]'
_cell_volume [381.4761]
_cell_formula_units_Z [2]
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  2  0.2584  0.2500  0.8508  1.0
  Sn  Sn1  2  0.1950  0.7500  0.6389  1.0
  Br  Br2  4  0.2361  0.5068  0.3396  1.0
  Br  Br3  2  0.2411  0.7500  0.9054  1.0
]