data_[Ac4La14Tb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [12.5586]
_cell_length_b [17.6489]
_cell_length_c [3.6428]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Ac2La7Tb]
_chemical_formula_sum '[Ac4 La14 Tb2]'
_cell_volume [807.4185]
_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
[
  La  La0  8  0.2404  0.3777  0.5000  1
  Ac  Ac1  4  0.0000  0.1724  0.5000  1
  La  La2  4  0.0000  0.3342  0.0000  1
  Tb  Tb3  2  0.0000  0.0000  0.0000  1
  La  La4  2  0.0000  0.5000  0.5000  1
]