data_[Cs4Na40Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Fmmm]
_cell_length_a [7.1572]
_cell_length_b [16.5265]
_cell_length_c [16.9804]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [69]
_chemical_formula_structural [Cs(Na5Pb)2]
_chemical_formula_sum '[Cs4 Na40 Pb8]'
_cell_volume [2008.4957]
_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
[
  Cs  Cs0  4  0.0000  0.0000  0.0000  1.0
  Na  Na1  16  0.0000  0.1076  0.3786  1.0
  Na  Na2  16  0.0000  0.1615  0.1844  1.0
  Na  Na3  8  0.2500  0.2500  0.0000  1.0
  Pb  Pb4  8  0.2500  0.0000  0.2500  1.0
]