data_[Nb6Pb4O14F10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.9050]
_cell_length_b [3.9836]
_cell_length_c [33.5003]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Nb3Pb2O7F5]
_chemical_formula_sum '[Nb6 Pb4 O14 F10]'
_cell_volume [521.1305]
_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  2  0.0000  0.0000  0.3810  1.0
  Nb  Nb1  2  0.0000  0.0000  0.4965  1.0
  Nb  Nb2  2  0.0000  0.0000  0.6155  1.0
  Pb  Pb3  2  0.0000  0.0000  0.2126  1.0
  Pb  Pb4  2  0.0000  0.0000  0.8082  1.0
  O  O5  2  0.0000  0.0000  0.4358  1.0
  O  O6  2  0.0000  0.0000  0.5623  1.0
  O  O7  2  0.0000  0.5000  0.0013  1.0
  O  O8  2  0.0000  0.5000  0.1245  1.0
  O  O9  2  0.0000  0.5000  0.3689  1.0
  O  O10  2  0.0000  0.5000  0.4993  1.0
  O  O11  2  0.0000  0.5000  0.8679  1.0
  F  F12  2  0.0000  0.0000  0.3132  1.0
  F  F13  2  0.0000  0.0000  0.6816  1.0
  F  F14  2  0.0000  0.5000  0.2527  1.0
  F  F15  2  0.0000  0.5000  0.6258  1.0
  F  F16  2  0.0000  0.5000  0.7530  1.0
]