data_[K4N4O4F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.2744]
_cell_length_b [6.2867]
_cell_length_c [7.4894]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [KNOF2]
_chemical_formula_sum '[K4 N4 O4 F8]'
_cell_volume [342.5024]
_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
[
  K  K0  4  0.1266  0.2500  0.6206  1.0
  N  N1  4  0.0232  0.2500  0.2079  1.0
  O  O2  4  0.0577  0.2500  0.0595  1.0
  F  F3  8  0.1571  0.0186  0.3145  1.0
]