data_[K8Ag4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [6.1632]
_cell_length_b [13.0092]
_cell_length_c [6.4830]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [K2AgF4]
_chemical_formula_sum '[K8 Ag4 F16]'
_cell_volume [519.7977]
_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  0.0000  0.1426  0.4801  1.0
  Ag  Ag1  4  0.0000  0.0000  0.0000  1.0
  F  F2  8  0.0000  0.1631  0.0714  1.0
  F  F3  8  0.2500  0.0261  0.7500  1.0
]