data_[Ac8Tb4Pm24]
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
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.6241]
_cell_length_b [10.1817]
_cell_length_c [9.2829]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.9109]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ac2TbPm6]
_chemical_formula_sum '[Ac8 Tb4 Pm24]'
_cell_volume [1304.9420]
_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
[
  Ac  Ac0  8  0.0939  0.4229  0.1809  1
  Tb  Tb1  4  0.0000  0.2410  0.7500  1
  Pm  Pm2  8  0.0823  0.0810  0.1636  1
  Pm  Pm3  8  0.1645  0.2431  0.5802  1
  Pm  Pm4  8  0.2380  0.0908  0.9830  1
]