data_[Li3Tb6U3O18]
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
  U  1.3800  1.7500  0.9913
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.7881]
_cell_length_b [5.7881]
_cell_length_c [15.0828]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [LiTb2UO6]
_chemical_formula_sum '[Li3 Tb6 U3 O18]'
_cell_volume [437.6076]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.2003  1
  Tb  Tb1  3  0.0000  0.0000  0.4711  1
  Tb  Tb2  3  0.0000  0.0000  0.9773  1
  U  U3  3  0.0000  0.0000  0.6831  1
  O  O4  9  0.0349  0.3494  0.7469  1
  O  O5  9  0.0526  0.6696  0.2552  1
]