data_[Rb3Ce1Ti2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ce  1.1200  1.8500  1.0800
  Ti  1.5400  1.4000  0.8517
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.1948]
_cell_length_b [6.1948]
_cell_length_c [8.1191]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Rb3CeTi2O8]
_chemical_formula_sum '[Rb3 Ce1 Ti2 O8]'
_cell_volume [269.8346]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  2  0.3333  0.6667  0.2965  1.0
  Rb  Rb1  1  0.0000  0.0000  0.0000  1.0
  Ce  Ce2  1  0.0000  0.0000  0.5000  1.0
  Ti  Ti3  2  0.3333  0.6667  0.7407  1.0
  O  O4  6  0.1706  0.3411  0.6642  1.0
  O  O5  2  0.3333  0.6667  0.9601  1.0
]