data_[K8Yb4F20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Yb  1.1000  1.7500  1.0840
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [10.9373]
_cell_length_b [7.3379]
_cell_length_c [6.6630]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [K2YbF5]
_chemical_formula_sum '[K8 Yb4 F20]'
_cell_volume [534.7583]
_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  8  0.1702  0.0024  0.5338  1
  Yb  Yb1  4  0.0016  0.2500  0.0577  1
  F  F2  8  0.0769  0.5332  0.1467  1
  F  F3  4  0.0127  0.2500  0.3922  1
  F  F4  4  0.1678  0.2500  0.8725  1
  F  F5  4  0.1905  0.7500  0.8399  1
]