data_[Rb2Tl2Cd8]
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
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [8.8284]
_cell_length_b [4.7294]
_cell_length_c [9.7392]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [RbTlCd4]
_chemical_formula_sum '[Rb2 Tl2 Cd8]'
_cell_volume [406.6376]
_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  0.2500  0.0000  0.3919  1.0
  Tl  Tl1  2  0.2500  0.0000  0.7634  1.0
  Cd  Cd2  4  0.0247  0.5000  0.7805  1.0
  Cd  Cd3  2  0.0000  0.0000  0.0000  1.0
  Cd  Cd4  2  0.2500  0.5000  0.0458  1.0
]