data_[Na2Eu2Ti4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Eu  1.2000  1.8500  1.1985
  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 [7.7459]
_cell_length_b [5.5052]
_cell_length_c [5.4378]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [NaEuTi2O6]
_chemical_formula_sum '[Na2 Eu2 Ti4 O12]'
_cell_volume [231.8847]
_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  0.2229  0.9956  1.0
  Eu  Eu1  2  0.0000  0.7100  0.5055  1.0
  Ti  Ti2  4  0.2488  0.2434  0.5037  1.0
  O  O3  4  0.2124  0.9579  0.7070  1.0
  O  O4  4  0.2204  0.4665  0.7821  1.0
  O  O5  2  0.0000  0.2658  0.4417  1.0
  O  O6  2  0.0000  0.7649  0.0717  1.0
]