data_[Na2Tl2Pb2F12]
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
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [5.3920]
_cell_length_b [5.3920]
_cell_length_c [11.0540]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [NaTlPbF6]
_chemical_formula_sum '[Na2 Tl2 Pb2 F12]'
_cell_volume [321.3796]
_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  2  0.0000  0.0000  0.6673  1.0
  Tl  Tl1  2  0.0000  0.0000  0.3325  1.0
  Pb  Pb2  2  0.0000  0.0000  0.9984  1.0
  F  F3  4  0.1808  0.8192  0.4896  1.0
  F  F4  4  0.1918  0.8082  0.1818  1.0
  F  F5  4  0.2090  0.7910  0.8294  1.0
]