data_[Na24Nb8H8O16F56]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Nb  1.6000  1.4500  0.8200
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pbcn]
_cell_length_a [6.8239]
_cell_length_b [15.2466]
_cell_length_c [14.3205]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [60]
_chemical_formula_structural [Na3NbHO2F7]
_chemical_formula_sum '[Na24 Nb8 H8 O16 F56]'
_cell_volume [1489.9301]
_cell_formula_units_Z [8]
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  8  0.1982  0.2653  0.8423  1
  Na  Na1  8  0.2213  0.0016  0.8615  1
  Na  Na2  8  0.2377  0.1269  0.0669  1
  Nb  Nb3  8  0.2487  0.3685  0.1038  1
  H  H4  4  0.0000  0.1222  0.2500  1
  H  H5  4  0.0000  0.4022  0.7500  1
  O  O6  8  0.0122  0.3274  0.3574  1
  O  O7  8  0.0271  0.3999  0.4251  1
  F  F8  8  0.0243  0.4005  0.8298  1
  F  F9  8  0.0313  0.1216  0.3291  1
  F  F10  8  0.0490  0.1316  0.9103  1
  F  F11  8  0.1748  0.2355  0.6846  1
  F  F12  8  0.2109  0.0531  0.7103  1
  F  F13  8  0.2111  0.0262  0.5200  1
  F  F14  8  0.2400  0.2169  0.4993  1
]