data_[Nb4Cd4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Cd  1.6900  1.5500  1.0900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.8997]
_cell_length_b [9.5439]
_cell_length_c [5.5121]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.3132]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Nb2Cd2O7]
_chemical_formula_sum '[Nb4 Cd4 O14]'
_cell_volume [355.9225]
_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
[
  Nb  Nb0  4  0.2489  0.5000  0.1036  1.0
  Cd  Cd1  4  0.0000  0.3102  0.5000  1.0
  O  O2  8  0.2316  0.1640  0.7089  1.0
  O  O3  4  0.0671  0.5000  0.7887  1.0
  O  O4  2  0.0000  0.0000  0.0000  1.0
]