data_[Yb4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.7004]
_cell_length_b [3.6003]
_cell_length_c [6.9320]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.4493]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [YbO2]
_chemical_formula_sum '[Yb4 O8]'
_cell_volume [147.0287]
_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
[
  Yb  Yb0  4  0.0000  0.1402  0.7500  1.0
  O  O1  8  0.2417  0.1428  0.5892  1.0
]