data_[Tl1Ag2Pb1F8]
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
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.6690]
_cell_length_b [4.1682]
_cell_length_c [7.8973]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.5695]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [TlAg2PbF8]
_chemical_formula_sum '[Tl1 Ag2 Pb1 F8]'
_cell_volume [186.0158]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1.0
  Ag  Ag1  2  0.4951  0.5000  0.2445  1.0
  Pb  Pb2  1  0.0000  0.0000  0.5000  1.0
  F  F3  2  0.2317  0.5000  0.0195  1.0
  F  F4  2  0.2400  0.0000  0.2431  1.0
  F  F5  2  0.2401  0.0000  0.7923  1.0
  F  F6  2  0.2599  0.5000  0.5248  1.0
]