data_[Ag2Hg4Cl2O4]
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
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.5115]
_cell_length_b [5.9326]
_cell_length_c [8.0109]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4508]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [AgHg2ClO2]
_chemical_formula_sum '[Ag2 Hg4 Cl2 O4]'
_cell_volume [316.7960]
_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  0.0239  0.7500  0.9996  1
  Hg  Hg1  2  0.1721  0.7500  0.4687  1
  Hg  Hg2  2  0.4343  0.2500  0.3391  1
  Cl  Cl3  2  0.1925  0.2500  0.6523  1
  O  O4  4  0.1507  0.0116  0.1872  1
]