data_[Ba2Na4Bi4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.0839]
_cell_length_b [9.8996]
_cell_length_c [8.7241]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [BaNa2Bi2Pb]
_chemical_formula_sum '[Ba2 Na4 Bi4 Pb2]'
_cell_volume [439.0788]
_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
[
  Ba  Ba0  2  0.0000  0.4246  0.4761  1
  Na  Na1  2  0.0000  0.1775  0.8695  1
  Na  Na2  2  0.5000  0.0698  0.5470  1
  Bi  Bi3  2  0.0000  0.1252  0.2457  1
  Bi  Bi4  2  0.5000  0.3715  0.7678  1
  Pb  Pb5  2  0.5000  0.3025  0.1395  1
]