data_[Rb4H12O8]
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 [Cmc2_1]
_cell_length_a [4.2333]
_cell_length_b [11.4423]
_cell_length_c [6.0414]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [RbH3O2]
_chemical_formula_sum '[Rb4 H12 O8]'
_cell_volume [292.6384]
_cell_formula_units_Z [4]
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  0.0000  0.1542  0.7196  1.0
  H  H1  8  0.1942  0.1081  0.1987  1.0
  H  H2  4  0.0000  0.4886  0.4967  1.0
  O  O3  4  0.0000  0.1605  0.2270  1.0
  O  O4  4  0.0000  0.4697  0.6551  1.0
]