data_[Ac4Tb12Sm10]
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
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [12.0122]
_cell_length_b [20.6439]
_cell_length_c [3.6725]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Ac2Tb6Sm5]
_chemical_formula_sum '[Ac4 Tb12 Sm10]'
_cell_volume [910.6978]
_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  0.0602  0.0742  0.0000  1
  Tb  Tb1  4  0.0724  0.3617  0.0000  1
  Ac  Ac2  4  0.1654  0.7776  0.0000  1
  Tb  Tb3  4  0.1831  0.6197  0.5000  1
  Sm  Sm4  4  0.0950  0.2160  0.5000  1
  Sm  Sm5  4  0.2012  0.9468  0.5000  1
  Sm  Sm6  2  0.0000  0.5000  0.5000  1
]