data_[Na2Tl6Hg2Bi2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.4662]
_cell_length_b [3.5598]
_cell_length_c [12.3004]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.7578]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaTl3HgBi]
_chemical_formula_sum '[Na2 Tl6 Hg2 Bi2]'
_cell_volume [369.4306]
_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  2  0.4839  0.2500  0.3407  1.0
  Tl  Tl1  2  0.1766  0.2500  0.0651  1.0
  Tl  Tl2  2  0.1784  0.7500  0.8134  1.0
  Tl  Tl3  2  0.1845  0.2500  0.5588  1.0
  Hg  Hg4  2  0.4963  0.7500  0.1137  1.0
  Bi  Bi5  2  0.1513  0.7500  0.3195  1.0
]