data_[Na4Th2Tl4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Th  1.3000  1.8000  1.0800
  Tl  1.6200  1.9000  1.3325
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.5530]
_cell_length_b [4.7146]
_cell_length_c [8.4675]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.8830]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Th(TlTe2)2]
_chemical_formula_sum '[Na4 Th2 Tl4 Te8]'
_cell_volume [660.6090]
_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  4  0.1684  0.5000  0.4079  1
  Th  Th1  2  0.0000  0.0000  0.0000  1
  Tl  Tl2  4  0.1587  0.0000  0.7754  1
  Te  Te3  4  0.0149  0.5000  0.7669  1
  Te  Te4  4  0.1927  0.0000  0.1976  1
]