data_[Rb4Hg2H20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Hg  2.0000  1.5000  1.2450
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [9.1887]
_cell_length_b [11.1402]
_cell_length_c [4.4767]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Rb2HgH10]
_chemical_formula_sum '[Rb4 Hg2 H20]'
_cell_volume [458.2506]
_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
[
  Rb  Rb0  4  0.1516  0.2664  0.5000  1
  Hg  Hg1  2  0.0000  0.0000  0.0000  1
  H  H2  8  0.2401  0.5232  0.4132  1
  H  H3  4  0.0398  0.4889  0.0000  1
  H  H4  4  0.1501  0.6978  0.0000  1
  H  H5  4  0.2031  0.6418  0.0000  1
]