data_[Na4Ti4F14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ti  1.5400  1.4000  0.8517
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1383]
_cell_length_b [9.8940]
_cell_length_c [5.8723]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.3209]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Ti2F7]
_chemical_formula_sum '[Na4 Ti4 F14]'
_cell_volume [347.0442]
_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  4  0.0000  0.3106  0.5000  1.0
  Ti  Ti1  4  0.2041  0.5000  0.1001  1.0
  F  F2  8  0.2408  0.1664  0.7285  1.0
  F  F3  4  0.0838  0.5000  0.7507  1.0
  F  F4  2  0.0000  0.0000  0.0000  1.0
]