data_[B6O9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  B  2.0400  0.8500  0.4100
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P6mm]
_cell_length_a [7.4294]
_cell_length_b [7.4294]
_cell_length_c [17.0782]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [183]
_chemical_formula_structural [B2O3]
_chemical_formula_sum '[B6 O9]'
_cell_volume [816.3553]
_cell_formula_units_Z [3]
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
[
  B  B0  6  0.1628  0.5814  0.4915  1
  O  O1  6  0.2210  0.4421  0.5259  1
  O  O2  2  0.3333  0.6667  0.4247  1
  O  O3  1  0.0000  0.0000  0.5464  1
]