data_[Rb5H3O3]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-62m]
_cell_length_a [8.9372]
_cell_length_b [8.9372]
_cell_length_c [3.2000]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [189]
_chemical_formula_structural [Rb5(HO)3]
_chemical_formula_sum '[Rb5 H3 O3]'
_cell_volume [221.3565]
_cell_formula_units_Z [1]
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  3  0.0000  0.2423  0.5000  1
  Rb  Rb1  2  0.3333  0.6667  0.5000  1
  H  H2  3  0.0000  0.6176  0.0000  1
  O  O3  3  0.0000  0.6164  0.5000  1
]