data_[Na4Tl8In20Pb4]
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
  In  1.7800  1.5500  0.9400
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.6458]
_cell_length_b [15.9534]
_cell_length_c [13.9335]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [NaTl2In5Pb]
_chemical_formula_sum '[Na4 Tl8 In20 Pb4]'
_cell_volume [1032.7116]
_cell_formula_units_Z [4]
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  0.0000  0.4170  0.4235  1.0
  Tl  Tl1  4  0.0000  0.0810  0.4248  1.0
  Tl  Tl2  4  0.0000  0.0857  0.7522  1.0
  In  In3  4  0.0000  0.0856  0.0969  1.0
  In  In4  4  0.0000  0.2460  0.2540  1.0
  In  In5  4  0.0000  0.2526  0.5968  1.0
  In  In6  4  0.0000  0.4154  0.7538  1.0
  In  In7  4  0.0000  0.4179  0.0910  1.0
  Pb  Pb8  4  0.0000  0.2509  0.9309  1.0
]