data_[Rb2H2Se2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  H  2.2000  0.2500  0.0000
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.4867]
_cell_length_b [6.0033]
_cell_length_c [7.0344]
_cell_angle_alpha [109.2705]
_cell_angle_beta [107.9754]
_cell_angle_gamma [91.5742]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbHSeO3]
_chemical_formula_sum '[Rb2 H2 Se2 O6]'
_cell_volume [205.8766]
_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  2  0.3690  0.6427  0.2300  1.0
  H  H1  2  0.2452  0.0981  0.0461  1.0
  Se  Se2  2  0.0512  0.8230  0.6858  1.0
  O  O3  2  0.1453  0.6050  0.7819  1.0
  O  O4  2  0.2356  0.1003  0.9004  1.0
  O  O5  2  0.2555  0.1506  0.3026  1.0
]