data_[Sn4O4F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pca2_1]
_cell_length_a [5.1512]
_cell_length_b [7.3321]
_cell_length_c [5.1494]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [29]
_chemical_formula_structural [SnOF2]
_chemical_formula_sum '[Sn4 O4 F8]'
_cell_volume [194.4851]
_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
[
  Sn  Sn0  4  0.0126  0.8274  0.2764  1
  O  O1  4  0.1442  0.9348  0.6246  1
  F  F2  4  0.1781  0.5983  0.3311  1
  F  F3  4  0.1790  0.2680  0.4500  1
]