data_[K4Rb8Li4F16]
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
  Li  0.9800  1.4500  0.9000
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.7730]
_cell_length_b [12.7090]
_cell_length_c [13.6485]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [KRb2LiF4]
_chemical_formula_sum '[K4 Rb8 Li4 F16]'
_cell_volume [654.4591]
_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
[
  Rb  Rb0  8  0.0000  0.3629  0.5485  1.0
  K  K1  4  0.0000  0.1171  0.7500  1.0
  Li  Li2  4  0.0000  0.1789  0.2500  1.0
  F  F3  8  0.0000  0.2723  0.1444  1.0
  F  F4  4  0.0000  0.0000  0.0000  1.0
  F  F5  4  0.0000  0.3973  0.7500  1.0
]