data_[Cs8Na8Pb4]
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 [C2/c]
_cell_length_a [13.7124]
_cell_length_b [8.3794]
_cell_length_c [9.6371]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8093]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Cs2Na2Pb]
_chemical_formula_sum '[Cs8 Na8 Pb4]'
_cell_volume [1065.4391]
_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  8  0.1581  0.3981  0.1388  1.0
  Na  Na1  8  0.0896  0.0975  0.4734  1.0
  Pb  Pb2  4  0.0000  0.1912  0.7500  1.0
]