data_[K6Ag3Sb3F18]
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
  Sb  2.0500  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.5301]
_cell_length_b [6.5301]
_cell_length_c [15.2502]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [K2AgSbF6]
_chemical_formula_sum '[K6 Ag3 Sb3 F18]'
_cell_volume [563.1780]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.0442  1.0
  K  K1  3  0.0000  0.0000  0.5522  1.0
  Ag  Ag2  3  0.0000  0.0000  0.8127  1.0
  Sb  Sb3  3  0.0000  0.0000  0.3104  1.0
  F  F4  9  0.0167  0.4056  0.5825  1.0
  F  F5  9  0.0551  0.7823  0.3990  1.0
]