data_[Ac2Tb4Y8]
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
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [7.2026]
_cell_length_b [8.7550]
_cell_length_c [8.9776]
_cell_angle_alpha [114.7154]
_cell_angle_beta [101.3934]
_cell_angle_gamma [101.7692]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Ac(TbY2)2]
_chemical_formula_sum '[Ac2 Tb4 Y8]'
_cell_volume [477.3067]
_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  1  0.1322  0.1419  0.6065  1
  Ac  Ac1  1  0.2221  0.6792  0.4522  1
  Tb  Tb2  1  0.4440  0.8347  0.1718  1
  Tb  Tb3  1  0.7157  0.6704  0.4308  1
  Tb  Tb4  1  0.8003  0.4132  0.0332  1
  Ac  Ac5  1  0.9177  0.0025  0.8918  1
  Y  Y6  1  0.0259  0.5631  0.7770  1
  Y  Y7  1  0.3077  0.4150  0.0373  1
  Y  Y8  1  0.3340  0.2394  0.3157  1
  Y  Y9  1  0.4260  0.0169  0.9086  1
  Y  Y10  1  0.5280  0.5643  0.7733  1
  Y  Y11  1  0.6248  0.1304  0.6025  1
  Y  Y12  1  0.8281  0.2434  0.3168  1
  Y  Y13  1  0.9436  0.8357  0.1825  1
]