data_[K4Ag2Hg2Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  Hg  2.0000  1.5000  1.2450
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.0442]
_cell_length_b [7.7293]
_cell_length_c [13.2472]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.4825]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [K2AgHgBr6]
_chemical_formula_sum '[K4 Ag2 Hg2 Br12]'
_cell_volume [678.9376]
_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
[
  K  K0  4  0.2627  0.5505  0.7530  1.0
  Ag  Ag1  2  0.0000  0.0000  0.5000  1.0
  Hg  Hg2  2  0.5000  0.0000  0.0000  1.0
  Br  Br3  4  0.1348  0.5357  0.2318  1.0
  Br  Br4  4  0.2468  0.2347  0.0559  1.0
  Br  Br5  4  0.3631  0.7352  0.0462  1.0
]