data_[Na2Li12Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pnnm]
_cell_length_a [8.4519]
_cell_length_b [8.6921]
_cell_length_c [4.8366]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [58]
_chemical_formula_structural [Na(Li3Pb)2]
_chemical_formula_sum '[Na2 Li12 Pb4]'
_cell_volume [355.3228]
_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
[
  Na  Na0  2  0.0000  0.5000  0.0000  1.0
  Li  Li1  4  0.0041  0.8305  0.0000  1.0
  Li  Li2  4  0.1582  0.9161  0.5000  1.0
  Li  Li3  4  0.1788  0.6024  0.5000  1.0
  Pb  Pb4  4  0.1639  0.2569  0.5000  1.0
]