data_[Ti3Zn3Cr6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ti  1.5400  1.4000  0.8517
  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 [R3]
_cell_length_a [5.1162]
_cell_length_b [5.1162]
_cell_length_c [13.8600]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [TiZnCr2O6]
_chemical_formula_sum '[Ti3 Zn3 Cr6 O18]'
_cell_volume [314.1879]
_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
[
  Ti  Ti0  3  0.0000  0.0000  0.6887  1.0
  Zn  Zn1  3  0.0000  0.0000  0.2041  1.0
  Cr  Cr2  3  0.0000  0.0000  0.4843  1.0
  Cr  Cr3  3  0.0000  0.0000  0.9855  1.0
  O  O4  9  0.0169  0.3482  0.7430  1.0
  O  O5  9  0.0176  0.7156  0.5823  1.0
]