data_[Zn6Cr12O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [5.9998]
_cell_length_b [5.9998]
_cell_length_c [14.9027]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [ZnCr2O4]
_chemical_formula_sum '[Zn6 Cr12 O24]'
_cell_volume [464.5829]
_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  3  0.0000  0.0000  0.0033  1
  Zn  Zn1  3  0.0000  0.0000  0.6266  1
  Cr  Cr2  9  0.1681  0.3361  0.4576  1
  Cr  Cr3  3  0.0000  0.0000  0.2455  1
  O  O4  9  0.0242  0.5121  0.3829  1
  O  O5  9  0.1742  0.3484  0.2009  1
  O  O6  3  0.0000  0.0000  0.3858  1
  O  O7  3  0.0000  0.0000  0.8643  1
]