data_[Na14Tl2Cd8]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.9477]
_cell_length_b [5.8945]
_cell_length_c [9.4963]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.7970]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na7TlCd4]
_chemical_formula_sum '[Na14 Tl2 Cd8]'
_cell_volume [733.2349]
_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
[
  Na  Na0  4  0.0797  0.0000  0.4174  1.0
  Na  Na1  4  0.1859  0.0000  0.8677  1.0
  Na  Na2  4  0.2474  0.0000  0.2768  1.0
  Na  Na3  2  0.0000  0.5000  0.0000  1.0
  Tl  Tl4  2  0.0000  0.0000  0.0000  1.0
  Cd  Cd5  4  0.0303  0.5000  0.6795  1.0
  Cd  Cd6  4  0.1785  0.5000  0.3488  1.0
]