data_[Ac4Tb8Pr20Y4]
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
  Pr  1.1300  1.8500  1.0600
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.6343]
_cell_length_b [24.5671]
_cell_length_c [9.6122]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [AcTb2Pr5Y]
_chemical_formula_sum '[Ac4 Tb8 Pr20 Y4]'
_cell_volume [1330.5069]
_cell_formula_units_Z [4]
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  0.1120  0.7133  1
  Tb  Tb1  4  0.0000  0.1736  0.3258  1
  Ac  Ac2  4  0.0000  0.3975  0.5737  1
  Pr  Pr3  4  0.0000  0.0090  0.4633  1
  Pr  Pr4  4  0.0000  0.2589  0.6424  1
  Pr  Pr5  4  0.0000  0.3107  0.2774  1
  Pr  Pr6  4  0.0000  0.3935  0.9669  1
  Pr  Pr7  4  0.0000  0.4756  0.2454  1
  Y  Y8  4  0.0000  0.2343  0.9678  1
]