data_[Li6Hg6Bi6Pb3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  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 [R-3m]
_cell_length_a [5.0182]
_cell_length_b [5.0182]
_cell_length_c [25.4175]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Li2Hg2Bi2Pb]
_chemical_formula_sum '[Li6 Hg6 Bi6 Pb3]'
_cell_volume [554.3145]
_cell_formula_units_Z [3]
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
[
  Li  Li0  6  0.0000  0.0000  0.1367  1
  Hg  Hg1  6  0.0000  0.0000  0.4432  1
  Bi  Bi2  6  0.0000  0.0000  0.2631  1
  Pb  Pb3  3  0.0000  0.0000  0.0000  1
]