data_[K4Tb4Ag4F20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tb  1.1000  1.7500  0.9815
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.0068]
_cell_length_b [11.0115]
_cell_length_c [8.1909]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.8904]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KTbAgF5]
_chemical_formula_sum '[K4 Tb4 Ag4 F20]'
_cell_volume [616.0539]
_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  0.3454  0.2500  1.0
  Tb  Tb1  4  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  4  0.0000  0.3315  0.7500  1.0
  F  F3  8  0.1234  0.1710  0.6104  1.0
  F  F4  8  0.1958  0.4373  0.9738  1.0
  F  F5  4  0.0000  0.0822  0.2500  1.0
]