data_[Na4Ag8Hg4Cl24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Hg  2.0000  1.5000  1.2450
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [13.6121]
_cell_length_b [12.9299]
_cell_length_c [7.4301]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.1357]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaAg2HgCl6]
_chemical_formula_sum '[Na4 Ag8 Hg4 Cl24]'
_cell_volume [1273.5087]
_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
[
  Na  Na0  4  0.0000  0.0911  0.2500  1.0
  Ag  Ag1  8  0.2107  0.4567  0.2074  1.0
  Hg  Hg2  4  0.0000  0.2343  0.7500  1.0
  Cl  Cl3  8  0.1015  0.2438  0.0530  1.0
  Cl  Cl4  8  0.1026  0.4716  0.4361  1.0
  Cl  Cl5  8  0.1174  0.0718  0.6166  1.0
]