data_[K4Ag2Hg2H12]
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
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [5.9463]
_cell_length_b [5.9463]
_cell_length_c [8.1296]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [K2AgHgH6]
_chemical_formula_sum '[K4 Ag2 Hg2 H12]'
_cell_volume [287.4545]
_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  0.0000  0.5000  0.2500  1.0
  Ag  Ag1  2  0.0000  0.0000  0.5000  1.0
  Hg  Hg2  2  0.0000  0.0000  0.0000  1.0
  H  H3  8  0.2160  0.2160  0.5000  1.0
  H  H4  4  0.0000  0.0000  0.2148  1.0
]