data_[Ac5Tb1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Tb  1.1000  1.7500  0.9815
]
_symmetry_space_group_name_H-M [P31m]
_cell_length_a [6.7258]
_cell_length_b [6.7258]
_cell_length_c [18.0578]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [157]
_chemical_formula_structural [Ac5Tb]
_chemical_formula_sum '[Ac5 Tb1]'
_cell_volume [707.4229]
_cell_formula_units_Z [1]
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
[
  Ac  Ac0  3  0.0000  0.6641  0.4178  1
  Ac  Ac1  2  0.3333  0.6667  0.5871  1
  Tb  Tb2  1  0.0000  0.0000  0.5723  1
]