data_[As4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.7841]
_cell_length_b [6.8953]
_cell_length_c [5.9162]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.2557]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [AsO2]
_chemical_formula_sum '[As4 O8]'
_cell_volume [194.6221]
_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
[
  As  As0  2  0.1947  0.2500  0.7437  1.0
  As  As1  2  0.2811  0.7500  0.8862  1.0
  O  O2  4  0.1991  0.5501  0.7275  1.0
  O  O3  2  0.1638  0.7500  0.1630  1.0
  O  O4  2  0.3534  0.2500  0.0397  1.0
]