data_[Tl6Zn3Sn3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Zn  1.6500  1.3500  0.8800
  Sn  1.9600  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.3393]
_cell_length_b [6.3393]
_cell_length_c [15.1384]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Tl2ZnSnF6]
_chemical_formula_sum '[Tl6 Zn3 Sn3 F18]'
_cell_volume [526.8589]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.2458  1
  Zn  Zn1  3  -0.0000  0.0000  0.0000  1
  Sn  Sn2  3  -0.0000  0.0000  0.5000  1
  F  F3  18  0.0304  0.5583  0.7475  1
]