data_[K2Na2Co2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Co  1.8800  1.3500  0.7683
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.8191]
_cell_length_b [5.9461]
_cell_length_c [6.9880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.7508]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KNaCoF4]
_chemical_formula_sum '[K2 Na2 Co2 F8]'
_cell_volume [234.8595]
_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  2  0.3855  0.2500  0.8983  1.0
  Na  Na1  2  0.3282  0.7500  0.5240  1.0
  Co  Co2  2  0.1214  0.2500  0.3084  1.0
  F  F3  4  0.3505  0.0178  0.2827  1.0
  F  F4  2  0.0762  0.2500  0.5742  1.0
  F  F5  2  0.2054  0.7500  0.8326  1.0
]