data_[Ag2Hg2Pb2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P-31c]
_cell_length_a [6.8361]
_cell_length_b [6.8361]
_cell_length_c [12.1796]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [163]
_chemical_formula_structural [AgHgPbCl6]
_chemical_formula_sum '[Ag2 Hg2 Pb2 Cl12]'
_cell_volume [492.9275]
_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
[
  Ag  Ag0  2  0.0000  0.0000  0.0000  1
  Hg  Hg1  2  0.3333  0.6667  0.2500  1
  Pb  Pb2  2  0.3333  0.6667  0.7500  1
  Cl  Cl3  12  0.0096  0.3335  0.1229  1
]