data_[K2Na4Cr2F12]
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
  Cr  1.6600  1.4000  0.9400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.7710]
_cell_length_b [6.1356]
_cell_length_c [10.1325]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.8525]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [KNa2CrF6]
_chemical_formula_sum '[K2 Na4 Cr2 F12]'
_cell_volume [297.9547]
_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  0.5000  0.0000  0.0000  1.0
  Na  Na1  4  0.2795  0.5283  0.7819  1.0
  Cr  Cr2  2  0.0000  0.0000  0.5000  1.0
  F  F3  4  0.0763  0.6298  0.1981  1.0
  F  F4  4  0.2497  0.2476  0.6177  1.0
  F  F5  4  0.3204  0.6436  0.0240  1.0
]