data_[Sn8O4F20]
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 [C2/m]
_cell_length_a [9.3601]
_cell_length_b [6.7852]
_cell_length_c [8.4825]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.6899]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sn2OF5]
_chemical_formula_sum '[Sn8 O4 F20]'
_cell_volume [481.3216]
_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  0.0259  0.0000  0.3230  1.0
  Sn  Sn1  2  0.0000  0.5000  0.0000  1.0
  Sn  Sn2  2  0.0000  0.5000  0.5000  1.0
  O  O3  4  0.0000  0.1940  0.5000  1.0
  F  F4  8  0.0821  0.2090  0.1970  1.0
  F  F5  4  0.1023  0.5000  0.7605  1.0
  F  F6  4  0.2038  0.0000  0.8528  1.0
  F  F7  4  0.2234  0.5000  0.5017  1.0
]