data_[Cs4K2Hg4H12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  Hg  2.0000  1.5000  1.2450
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.8640]
_cell_length_b [6.3863]
_cell_length_c [8.1233]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.5128]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2K(HgH3)2]
_chemical_formula_sum '[Cs4 K2 Hg4 H12]'
_cell_volume [530.2516]
_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  4  0.2020  0.5000  0.1801  1.0
  K  K1  2  0.0000  0.5000  0.5000  1.0
  Hg  Hg2  4  0.0398  0.0000  0.2196  1.0
  H  H3  8  0.0440  0.2408  0.7938  1.0
  H  H4  4  0.2158  0.0000  0.3538  1.0
]