data_[Rb4Sb2Br8Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sb  2.0500  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.3183]
_cell_length_b [7.6055]
_cell_length_c [7.7392]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.2908]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Sb(Br2Cl)2]
_chemical_formula_sum '[Rb4 Sb2 Br8 Cl4]'
_cell_volume [639.8651]
_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  4  0.2484  0.0000  0.2599  1
  Sb  Sb1  2  0.0000  0.0000  0.5000  1
  Br  Br2  8  0.0177  0.2518  0.7638  1
  Cl  Cl3  4  0.2338  0.0000  0.6966  1
]