data_[Rb4Na8Li4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.4385]
_cell_length_b [11.7683]
_cell_length_c [11.5462]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbNa2LiF4]
_chemical_formula_sum '[Rb4 Na8 Li4 F16]'
_cell_volume [467.2153]
_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  4  0.0000  0.1041  0.7500  1.0
  Na  Na1  8  0.0000  0.3669  0.5437  1.0
  Li  Li2  4  0.0000  0.1644  0.2500  1.0
  F  F3  8  0.0000  0.2527  0.1178  1.0
  F  F4  4  0.0000  0.0000  0.0000  1.0
  F  F5  4  0.0000  0.4111  0.7500  1.0
]