data_[Rb2Li2Ni2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Li  0.9800  1.4500  0.9000
  Ni  1.9100  1.3500  0.7400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.3659]
_cell_length_b [5.5561]
_cell_length_c [6.9389]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.5293]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbLiNiF4]
_chemical_formula_sum '[Rb2 Li2 Ni2 F8]'
_cell_volume [205.0886]
_cell_formula_units_Z [2]
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  2  0.2833  0.2500  0.9172  1
  Li  Li1  2  0.1405  0.2500  0.3425  1
  Ni  Ni2  2  0.3380  0.7500  0.5603  1
  F  F3  4  0.3993  0.0144  0.3195  1
  F  F4  2  0.0072  0.2500  0.5714  1
  F  F5  2  0.1752  0.7500  0.8117  1
]