data_[K18W6F36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  W  2.3600  1.3500  0.7667
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [10.6554]
_cell_length_b [10.6554]
_cell_length_c [12.3211]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [K3WF6]
_chemical_formula_sum '[K18 W6 F36]'
_cell_volume [1211.4860]
_cell_formula_units_Z [6]
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  18  0.0387  0.2691  0.7073  1
  W  W1  3  0.0000  0.0000  0.0000  1
  W  W2  3  0.0000  0.0000  0.5000  1
  F  F3  18  0.0256  0.1742  0.4006  1
  F  F4  18  0.0268  0.1816  0.9083  1
]