data_[Hg3Bi1Pb7]
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 [P3m1]
_cell_length_a [7.3297]
_cell_length_b [7.3297]
_cell_length_c [7.6727]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [Hg3BiPb7]
_chemical_formula_sum '[Hg3 Bi1 Pb7]'
_cell_volume [356.9826]
_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
[
  Hg  Hg0  3  0.1652  0.3304  0.7833  1.0
  Bi  Bi1  1  0.0000  0.0000  0.4266  1.0
  Pb  Pb2  3  0.3442  0.1721  0.0999  1.0
  Pb  Pb3  3  0.5037  0.0074  0.4710  1.0
  Pb  Pb4  1  0.3333  0.6667  0.1258  1.0
]