data_[Nb4Sb4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.0828]
_cell_length_b [3.9246]
_cell_length_c [9.2954]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.7294]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NbSbO3]
_chemical_formula_sum '[Nb4 Sb4 O12]'
_cell_volume [365.9887]
_cell_formula_units_Z [4]
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  0.1281  0.0000  0.9158  1
  Sb  Sb1  4  0.1727  0.5000  0.4132  1
  O  O2  4  0.0550  0.0000  0.1313  1
  O  O3  4  0.1713  0.5000  0.9532  1
  O  O4  4  0.1898  0.0000  0.7299  1
]