data_[Hg2Bi4Pb16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [C2/m]
_cell_length_a [18.2322]
_cell_length_b [6.7850]
_cell_length_c [6.2816]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.5265]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Hg(BiPb4)2]
_chemical_formula_sum '[Hg2 Bi4 Pb16]'
_cell_volume [736.8029]
_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
[
  Hg  Hg0  2  0.0000  0.0000  0.0000  1.0
  Bi  Bi1  4  0.1727  0.0000  0.8960  1.0
  Pb  Pb2  8  0.0813  0.2584  0.4286  1.0
  Pb  Pb3  4  0.1348  0.5000  0.9657  1.0
  Pb  Pb4  4  0.2461  0.0000  0.4630  1.0
]