data_[Na4In8Pb20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  In  1.7800  1.5500  0.9400
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.3828]
_cell_length_b [8.3828]
_cell_length_c [13.9174]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [NaIn2Pb5]
_chemical_formula_sum '[Na4 In8 Pb20]'
_cell_volume [977.9928]
_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  0.0000  0.2500  1.0
  In  In1  8  0.1410  0.3590  0.0000  1.0
  Pb  Pb2  16  0.1466  0.3534  0.3345  1.0
  Pb  Pb3  4  0.0000  0.0000  0.0000  1.0
]