data_[La2Tb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.6052]
_cell_length_b [5.0824]
_cell_length_c [18.0286]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [LaTb4]
_chemical_formula_sum '[La2 Tb8]'
_cell_volume [330.3440]
_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
[
  Tb  Tb0  4  0.0000  0.0000  0.2005  1
  Tb  Tb1  4  0.0000  0.0000  0.3970  1
  La  La2  2  0.0000  0.0000  0.0000  1
]