data_[Ba8H12O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4_2/nmc]
_cell_length_a [8.8614]
_cell_length_b [8.8614]
_cell_length_c [6.4351]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [137]
_chemical_formula_structural [Ba4H6O]
_chemical_formula_sum '[Ba8 H12 O2]'
_cell_volume [505.3098]
_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
[
  Ba  Ba0  8  0.0000  0.2531  0.2984  1
  H  H1  8  0.2200  0.7800  0.0000  1
  H  H2  4  0.0000  0.5000  0.0329  1
  O  O3  2  0.0000  0.0000  0.5000  1
]