data_[Rb16Tl8Cd8Br32]
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
  Cd  1.6900  1.5500  1.0900
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Fddd]
_cell_length_a [5.8551]
_cell_length_b [16.9819]
_cell_length_c [28.6605]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [70]
_chemical_formula_structural [Rb2TlCdBr4]
_chemical_formula_sum '[Rb16 Tl8 Cd8 Br32]'
_cell_volume [2849.7628]
_cell_formula_units_Z [8]
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  16  0.0000  0.0000  0.1895  1
  Tl  Tl1  8  0.0000  0.0000  0.0000  1
  Cd  Cd2  8  0.0000  0.0000  0.5000  1
  Br  Br3  32  0.0190  0.1190  0.6931  1
]