data_[Hg8Bi8Pb12]
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 [Cmce]
_cell_length_a [5.9235]
_cell_length_b [15.5224]
_cell_length_c [9.5084]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Hg2Bi2Pb3]
_chemical_formula_sum '[Hg8 Bi8 Pb12]'
_cell_volume [874.2702]
_cell_formula_units_Z [4]
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  8  0.0000  0.1165  0.7137  1
  Bi  Bi1  8  0.0000  0.2140  0.0477  1
  Pb  Pb2  8  0.0000  0.0918  0.3535  1
  Pb  Pb3  4  0.0000  0.0000  0.0000  1
]