data_[Ac4Tb4Nd14]
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 [Imm2]
_cell_length_a [3.7038]
_cell_length_b [18.2639]
_cell_length_c [12.1972]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Ac2Tb2Nd7]
_chemical_formula_sum '[Ac4 Tb4 Nd14]'
_cell_volume [825.0889]
_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
[
  Ac  Ac0  4  0.0000  0.2988  0.4021  1
  Tb  Tb1  2  0.0000  0.0000  0.2373  1
  Tb  Tb2  2  0.0000  0.5000  0.1810  1
  Nd  Nd3  4  0.0000  0.1656  0.6449  1
  Nd  Nd4  4  0.0000  0.1679  0.1591  1
  Nd  Nd5  4  0.0000  0.3887  0.9137  1
  Nd  Nd6  2  0.0000  0.5000  0.4883  1
]