data_[Tl2Ag2F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.5791]
_cell_length_b [6.2063]
_cell_length_c [7.2175]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [TlAgF3]
_chemical_formula_sum '[Tl2 Ag2 F6]'
_cell_volume [205.1176]
_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
[
  Tl  Tl0  2  0.5000  0.0000  0.1379  1
  Ag  Ag1  2  0.0000  0.0000  0.4872  1
  F  F2  4  0.5000  0.2162  0.4285  1
  F  F3  2  0.0000  0.0000  0.1459  1
]