data_[Tl6Ag3Te3O18]
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
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.7944]
_cell_length_b [5.7944]
_cell_length_c [15.8558]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Tl2AgTeO6]
_chemical_formula_sum '[Tl6 Ag3 Te3 O18]'
_cell_volume [461.0338]
_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  3  0.0000  0.0000  0.0122  1.0
  Tl  Tl1  3  0.0000  0.0000  0.5365  1.0
  Ag  Ag2  3  0.0000  0.0000  0.7874  1.0
  Te  Te3  3  0.0000  0.0000  0.3278  1.0
  O  O4  9  0.0591  0.3637  0.9275  1.0
  O  O5  9  0.0734  0.6862  0.0731  1.0
]