data_[Li4Tb2Ni2F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Tb  1.1000  1.7500  0.9815
  Ni  1.9100  1.3500  0.7400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [6.5818]
_cell_length_b [6.7913]
_cell_length_c [6.5691]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Li2TbNiF8]
_chemical_formula_sum '[Li4 Tb2 Ni2 F16]'
_cell_volume [293.6274]
_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
[
  Li  Li0  4  0.0000  0.5000  0.2428  1.0
  Tb  Tb1  2  0.0000  0.0000  0.5000  1.0
  Ni  Ni2  2  0.0000  0.0000  0.0000  1.0
  F  F3  8  0.1996  0.0000  0.2233  1.0
  F  F4  4  0.0000  0.2744  0.0000  1.0
  F  F5  4  0.0000  0.3167  0.5000  1.0
]