data_[V8O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  V  1.6300  1.3500  0.7775
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [12.0758]
_cell_length_b [4.7257]
_cell_length_c [5.3809]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5233]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [V2O5]
_chemical_formula_sum '[V8 O20]'
_cell_volume [298.5558]
_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
[
  V  V0  8  0.1420  0.2406  0.2496  1.0
  O  O1  8  0.1100  0.4423  0.9859  1.0
  O  O2  8  0.2036  0.0693  0.6297  1.0
  O  O3  4  0.0000  0.1136  0.2500  1.0
]