data_[Ac4Tb20Dy12]
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
  Dy  1.2200  1.7500  1.1310
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.2440]
_cell_length_b [9.8311]
_cell_length_c [9.0528]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.8454]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [AcTb5Dy3]
_chemical_formula_sum '[Ac4 Tb20 Dy12]'
_cell_volume [1188.3598]
_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  8  0.1625  0.4088  0.0738  1
  Tb  Tb1  8  0.1789  0.0817  0.1006  1
  Ac  Ac2  4  0.0000  0.0708  0.2500  1
  Tb  Tb3  4  0.0000  0.4190  0.2500  1
  Dy  Dy4  8  0.0847  0.2592  0.6665  1
  Dy  Dy5  4  0.2500  0.2500  0.5000  1
]