data_[K10Cr2O8F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  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 [Amm2]
_cell_length_a [7.6647]
_cell_length_b [9.9695]
_cell_length_c [6.2684]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [K5Cr(O2F)2]
_chemical_formula_sum '[K10 Cr2 O8 F4]'
_cell_volume [478.9903]
_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
[
  K  K0  8  0.2365  0.1871  0.0976  1.0
  K  K1  2  0.5000  0.0000  0.5854  1.0
  Cr  Cr2  2  0.0000  0.0000  0.5897  1.0
  O  O3  4  0.0000  0.1409  0.7532  1.0
  O  O4  4  0.1843  0.0000  0.4266  1.0
  F  F5  4  0.5000  0.2103  0.8347  1.0
]