data_[Y2Ti2Nb2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ti  1.5400  1.4000  0.8517
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-31c]
_cell_length_a [5.2174]
_cell_length_b [5.2174]
_cell_length_c [9.7947]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [163]
_chemical_formula_structural [YTiNbO6]
_chemical_formula_sum '[Y2 Ti2 Nb2 O12]'
_cell_volume [230.9085]
_cell_formula_units_Z [2]
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
[
  Y  Y0  2  0.0000  0.0000  0.0000  1.0
  Ti  Ti1  2  0.3333  0.6667  0.2500  1.0
  Nb  Nb2  2  0.3333  0.6667  0.7500  1.0
  O  O3  12  0.0053  0.3614  0.1394  1.0
]