data_[Cr4O8F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P4_12_12]
_cell_length_a [4.8221]
_cell_length_b [4.8221]
_cell_length_c [10.4229]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [92]
_chemical_formula_structural [Cr(OF)2]
_chemical_formula_sum '[Cr4 O8 F8]'
_cell_volume [242.3628]
_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
[
  Cr  Cr0  4  0.0647  0.0647  0.0000  1
  O  O1  8  0.0224  0.3787  0.9625  1
  F  F2  8  0.0124  0.1273  0.3665  1
]