data_[K8Tl4Pb4Cl20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.3821]
_cell_length_b [18.2979]
_cell_length_c [16.2119]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [K2TlPbCl5]
_chemical_formula_sum '[K8 Tl4 Pb4 Cl20]'
_cell_volume [1299.9307]
_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
[
  K  K0  4  0.0000  0.0523  0.6613  1
  K  K1  4  0.0000  0.1518  0.2562  1
  Tl  Tl2  4  0.0000  0.4429  0.4370  1
  Pb  Pb3  4  0.0000  0.2597  0.0333  1
  Cl  Cl4  4  0.0000  0.1014  0.0631  1
  Cl  Cl5  4  0.0000  0.2333  0.6613  1
  Cl  Cl6  4  0.0000  0.2545  0.4144  1
  Cl  Cl7  4  0.0000  0.4133  0.0295  1
  Cl  Cl8  4  0.0000  0.4713  0.7678  1
]