data_[K4Na10Tl2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [13.5183]
_cell_length_b [13.5183]
_cell_length_c [4.0396]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [K2Na5TlPb2]
_chemical_formula_sum '[K4 Na10 Tl2 Pb4]'
_cell_volume [738.2096]
_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
[
  K  K0  4  0.1683  0.6683  0.0000  1.0
  Na  Na1  8  0.0630  0.1901  0.5000  1.0
  Na  Na2  2  0.0000  0.5000  0.5000  1.0
  Tl  Tl3  2  0.0000  0.0000  0.0000  1.0
  Pb  Pb4  4  0.1350  0.3650  0.0000  1.0
]