data_[Zn3Cr12O24]
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 [R-3m]
_cell_length_a [5.9245]
_cell_length_b [5.9245]
_cell_length_c [14.8772]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [ZnCr4O8]
_chemical_formula_sum '[Zn3 Cr12 O24]'
_cell_volume [452.2311]
_cell_formula_units_Z [3]
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  0.5000  1
  Cr  Cr1  9  0.0000  0.5000  0.0000  1
  Cr  Cr2  3  0.0000  0.0000  0.0000  1
  O  O3  18  0.0111  0.5055  0.2635  1
  O  O4  6  0.0000  0.0000  0.2713  1
]