data_[K6Rb1Na2F1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [7.4463]
_cell_length_b [7.6057]
_cell_length_c [10.6748]
_cell_angle_alpha [109.4730]
_cell_angle_beta [94.2942]
_cell_angle_gamma [100.9649]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [K6RbNa2F]
_chemical_formula_sum '[K6 Rb1 Na2 F1]'
_cell_volume [553.2908]
_cell_formula_units_Z [1]
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  1  0.0295  0.2640  0.3003  1.0
  Rb  Rb1  1  0.2664  0.5562  0.7485  1.0
  K  K2  1  0.3719  0.2317  0.0057  1.0
  K  K3  1  0.4118  0.9442  0.2267  1.0
  K  K4  1  0.6477  0.6509  0.4548  1.0
  K  K5  1  0.8630  0.9845  0.8875  1.0
  K  K6  1  0.9067  0.6668  0.0840  1.0
  Na  Na7  1  0.1909  0.9451  0.5572  1.0
  Na  Na8  1  0.6941  0.2513  0.6434  1.0
  F  F9  1  0.1219  0.0043  0.0898  1.0
]