data_[Ac4Tb4Ce4]
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
  Ce  1.1200  1.8500  1.0800
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [12.2786]
_cell_length_b [5.7099]
_cell_length_c [6.0647]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [AcTbCe]
_chemical_formula_sum '[Ac4 Tb4 Ce4]'
_cell_volume [425.1941]
_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  0.0693  0.7500  0.9457  1
  Ac  Ac1  4  0.2495  0.2500  0.9862  1
  Ce  Ce2  4  0.0497  0.2500  0.5566  1
]