data_[K4Na4Y4F20]
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
  Y  1.2200  1.8000  1.0400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.3021]
_cell_length_b [10.7107]
_cell_length_c [8.3242]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.7577]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KNaYF5]
_chemical_formula_sum '[K4 Na4 Y4 F20]'
_cell_volume [612.7090]
_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  0.0000  0.3408  0.7500  1.0
  Na  Na1  4  0.0000  0.3196  0.2500  1.0
  Y  Y2  4  0.0000  0.0000  0.0000  1.0
  F  F3  8  0.1068  0.1836  0.1048  1.0
  F  F4  8  0.1949  0.4474  0.4354  1.0
  F  F5  4  0.0000  0.0757  0.7500  1.0
]