data_[Na1Hg2Bi2Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.6903]
_cell_length_b [6.0662]
_cell_length_c [6.7417]
_cell_angle_alpha [99.0869]
_cell_angle_beta [113.0718]
_cell_angle_gamma [91.1687]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [NaHg2(BiPb)2]
_chemical_formula_sum '[Na1 Hg2 Bi2 Pb2]'
_cell_volume [210.5424]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1.0
  Hg  Hg1  2  0.4353  0.7332  0.8576  1.0
  Bi  Bi2  2  0.1274  0.5610  0.2632  1.0
  Pb  Pb3  2  0.2917  0.1675  0.5807  1.0
]