data_[Rb10Bi8]
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
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [13.3476]
_cell_length_b [5.9037]
_cell_length_c [12.1032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.7205]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Rb5Bi4]
_chemical_formula_sum '[Rb10 Bi8]'
_cell_volume [886.0114]
_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  0.0981  0.5000  0.8890  1.0
  Rb  Rb1  2  0.2390  0.5000  0.3310  1.0
  Rb  Rb2  2  0.2494  0.0000  0.6671  1.0
  Rb  Rb3  2  0.4018  0.0000  0.1062  1.0
  Rb  Rb4  2  0.4726  0.0000  0.4843  1.0
  Bi  Bi5  2  0.0459  0.0000  0.3256  1.0
  Bi  Bi6  2  0.1061  0.0000  0.1081  1.0
  Bi  Bi7  2  0.3942  0.5000  0.8912  1.0
  Bi  Bi8  2  0.4554  0.5000  0.6755  1.0
]