data_[La3Ce3Mn6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Ce  1.1200  1.8500  1.0800
  Mn  1.5500  1.4000  0.6483
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R32]
_cell_length_a [5.6769]
_cell_length_b [5.6769]
_cell_length_c [13.5407]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [LaCeMn2O6]
_chemical_formula_sum '[La3 Ce3 Mn6 O18]'
_cell_volume [377.9198]
_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
[
  La  La0  3  0.0000  0.0000  0.5000  1.0
  Ce  Ce1  3  0.0000  0.0000  0.0000  1.0
  Mn  Mn2  6  0.0000  0.0000  0.7506  1.0
  O  O3  9  0.0000  0.3948  0.0000  1.0
  O  O4  9  0.0000  0.5845  0.5000  1.0
]