data_[Hg2Bi4Pb8]
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 [P2_1/m]
_cell_length_a [8.5107]
_cell_length_b [6.6770]
_cell_length_c [8.8882]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.5720]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Hg(BiPb2)2]
_chemical_formula_sum '[Hg2 Bi4 Pb8]'
_cell_volume [443.5696]
_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  0.2855  0.7500  0.3482  1
  Bi  Bi1  2  0.1954  0.2500  0.9402  1
  Bi  Bi2  2  0.2814  0.2500  0.3589  1
  Pb  Pb3  4  0.4195  0.5001  0.7552  1
  Pb  Pb4  2  0.0075  0.7500  0.4941  1
  Pb  Pb5  2  0.1396  0.7500  0.9414  1
]