data_[Ba2Ag4Hg2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ag  1.9300  1.6000  1.0867
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.9992]
_cell_length_b [6.4227]
_cell_length_c [7.6423]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.4429]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [BaAg2HgO2]
_chemical_formula_sum '[Ba2 Ag4 Hg2 O4]'
_cell_volume [275.9155]
_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
[
  Ba  Ba0  2  0.2153  0.2500  0.1090  1
  Ag  Ag1  2  0.1526  0.7500  0.6575  1
  Ag  Ag2  2  0.2549  0.7500  0.3253  1
  Hg  Hg3  2  0.2971  0.2500  0.6701  1
  O  O4  4  0.0565  0.0211  0.7986  1
]