data_[Cs2Ag2Hg2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  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 [P2_1/m]
_cell_length_a [6.8038]
_cell_length_b [7.6030]
_cell_length_c [9.2676]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.5476]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsAgHgCl4]
_chemical_formula_sum '[Cs2 Ag2 Hg2 Cl8]'
_cell_volume [467.9516]
_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
[
  Cs  Cs0  2  0.2350  0.2500  0.0502  1
  Ag  Ag1  2  0.1027  0.2500  0.4971  1
  Hg  Hg2  2  0.2631  0.7500  0.3341  1
  Cl  Cl3  4  0.0284  0.0084  0.7031  1
  Cl  Cl4  2  0.3134  0.7500  0.0737  1
  Cl  Cl5  2  0.4721  0.2500  0.4410  1
]