data_[Na2Tb2Tl4F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tb  1.1000  1.7500  0.9815
  Tl  1.6200  1.9000  1.3325
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.3637]
_cell_length_b [6.3700]
_cell_length_c [11.0349]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.2915]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [NaTbTl2F6]
_chemical_formula_sum '[Na2 Tb2 Tl4 F12]'
_cell_volume [365.1117]
_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  0.5000  1.0
  Tb  Tb1  2  0.5000  0.0000  0.0000  1.0
  Tl  Tl2  4  0.2533  0.5195  0.7498  1.0
  F  F3  4  0.1990  0.5115  0.2582  1.0
  F  F4  4  0.2574  0.2113  0.0297  1.0
  F  F5  4  0.3216  0.7267  0.0312  1.0
]