data_[Na2Dy2Ti4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Dy  1.2200  1.7500  1.1310
  Ti  1.5400  1.4000  0.8517
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [7.6146]
_cell_length_b [5.5409]
_cell_length_c [5.3367]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [NaDyTi2O6]
_chemical_formula_sum '[Na2 Dy2 Ti4 O12]'
_cell_volume [225.1631]
_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
[
  Na  Na0  2  0.0000  0.2812  0.9978  1.0
  Dy  Dy1  2  0.0000  0.8223  0.5163  1.0
  Ti  Ti2  4  0.2468  0.2668  0.5156  1.0
  O  O3  4  0.1978  0.5562  0.6892  1.0
  O  O4  4  0.2099  0.0391  0.7774  1.0
  O  O5  2  0.0000  0.2260  0.4216  1.0
  O  O6  2  0.0000  0.7245  0.0998  1.0
]