data_[Ba2Ti1Nb1W1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ti  1.5400  1.4000  0.8517
  Nb  1.6000  1.4500  0.8200
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [6.0520]
_cell_length_b [6.0520]
_cell_length_c [4.7234]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Ba2TiNbW]
_chemical_formula_sum '[Ba2 Ti1 Nb1 W1]'
_cell_volume [173.0041]
_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
[
  Ba  Ba0  2  0.0000  0.5000  0.0000  1
  Ti  Ti1  1  0.0000  0.0000  0.0000  1
  Nb  Nb2  1  0.0000  0.0000  0.5000  1
  W  W3  1  0.5000  0.5000  0.5000  1
]