data_[Ce3Cr6Fe3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Cr  1.6600  1.4000  0.9400
  Fe  1.8300  1.4000  0.8525
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.3862]
_cell_length_b [5.3862]
_cell_length_c [13.7677]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [CeCr2FeO6]
_chemical_formula_sum '[Ce3 Cr6 Fe3 O18]'
_cell_volume [345.9041]
_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
[
  Ce  Ce0  3  0.0000  0.0000  0.2918  1
  Cr  Cr1  3  0.0000  0.0000  0.0167  1
  Cr  Cr2  3  0.0000  0.0000  0.5127  1
  Fe  Fe3  3  0.0000  0.0000  0.8042  1
  O  O4  9  0.0593  0.7030  0.0860  1
  O  O5  9  0.0725  0.3499  0.5891  1
]