data_[Rb2Tl24Bi12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Im-3]
_cell_length_a [11.1072]
_cell_length_b [11.1072]
_cell_length_c [11.1072]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [204]
_chemical_formula_structural [Rb(Tl2Bi)6]
_chemical_formula_sum '[Rb2 Tl24 Bi12]'
_cell_volume [1370.2764]
_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  0.0000  0.0000  0.0000  1.0
  Tl  Tl1  24  0.0000  0.2040  0.2657  1.0
  Bi  Bi2  12  0.0000  0.3630  0.5000  1.0
]