data_[Rb4Bi4Br14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Bi  2.0200  1.6000  1.0350
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.2621]
_cell_length_b [15.2952]
_cell_length_c [7.3170]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.2040]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Bi2Br7]
_chemical_formula_sum '[Rb4 Bi4 Br14]'
_cell_volume [1139.4134]
_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  0.0000  0.2990  0.5000  1
  Bi  Bi1  4  0.2341  0.5000  0.1060  1
  Br  Br2  8  0.2354  0.1688  0.7418  1
  Br  Br3  4  0.0790  0.5000  0.7650  1
  Br  Br4  2  0.0000  0.0000  0.0000  1
]