data_[Zn6O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pccm]
_cell_length_a [8.3437]
_cell_length_b [16.7683]
_cell_length_c [5.6917]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [49]
_chemical_formula_structural [ZnO]
_chemical_formula_sum '[Zn6 O6]'
_cell_volume [796.3321]
_cell_formula_units_Z [6]
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
[
  Zn  Zn0  4  0.3446  0.4663  0.5000  1
  Zn  Zn1  2  0.0000  0.5000  0.2500  1
  O  O2  4  0.1311  0.4473  0.5000  1
  O  O3  2  0.5000  0.5000  0.2500  1
]