data_[Rb4Li2Tb2I12]
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
  Tb  1.1000  1.7500  0.9815
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.3234]
_cell_length_b [8.6064]
_cell_length_c [14.4707]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.9100]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Rb2LiTbI6]
_chemical_formula_sum '[Rb4 Li2 Tb2 I12]'
_cell_volume [850.0626]
_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  4  0.2715  0.5658  0.7511  1.0
  Li  Li1  2  0.5000  0.0000  0.0000  1.0
  Tb  Tb2  2  0.0000  0.0000  0.5000  1.0
  I  I3  4  0.1765  0.5086  0.2517  1.0
  I  I4  4  0.2372  0.2064  0.0363  1.0
  I  I5  4  0.3349  0.7029  0.0386  1.0
]