data_[Na8Tl20Cd4Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Cd  1.6900  1.5500  1.0900
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.8638]
_cell_length_b [17.1503]
_cell_length_c [13.0066]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Na2Tl5CdSn]
_chemical_formula_sum '[Na8 Tl20 Cd4 Sn4]'
_cell_volume [1084.9432]
_cell_formula_units_Z [4]
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
[
  Na  Na0  4  0.0000  0.0825  0.2786  1.0
  Na  Na1  4  0.0000  0.1342  0.7682  1.0
  Tl  Tl2  4  0.0000  0.0790  0.5186  1.0
  Tl  Tl3  4  0.0000  0.2626  0.3917  1.0
  Tl  Tl4  4  0.0000  0.2960  0.0814  1.0
  Tl  Tl5  4  0.0000  0.3165  0.6761  1.0
  Tl  Tl6  4  0.0000  0.4871  0.1681  1.0
  Cd  Cd7  4  0.0000  0.1189  0.0200  1.0
  Sn  Sn8  4  0.0000  0.4607  0.4212  1.0
]