data_[Na2La2W4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  La  1.1000  1.9500  1.1720
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [5.4371]
_cell_length_b [5.4371]
_cell_length_c [11.6900]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [NaLa(WO4)2]
_chemical_formula_sum '[Na2 La2 W4 O16]'
_cell_volume [345.5784]
_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  0.0000  0.0000  1.0
  La  La1  2  0.0000  0.5000  0.2500  1.0
  W  W2  2  0.0000  0.0000  0.5000  1.0
  W  W3  2  0.0000  0.5000  0.7500  1.0
  O  O4  8  0.1454  0.2367  0.4121  1.0
  O  O5  8  0.1548  0.7380  0.8337  1.0
]