data_[Ac4Tb10Nd12]
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
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [12.1240]
_cell_length_b [20.7547]
_cell_length_c [3.7170]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Ac2Tb5Nd6]
_chemical_formula_sum '[Ac4 Tb10 Nd12]'
_cell_volume [935.3075]
_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  4  0.0972  0.2192  0.5000  1
  Ac  Ac1  4  0.1634  0.7802  0.0000  1
  Tb  Tb2  4  0.2014  0.9458  0.5000  1
  Tb  Tb3  2  0.0000  0.5000  0.5000  1
  Nd  Nd4  4  0.0579  0.0756  0.0000  1
  Nd  Nd5  4  0.0758  0.3633  0.0000  1
  Nd  Nd6  4  0.1811  0.6202  0.5000  1
]