data_[Ac4Pm24Pr12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [13.7703]
_cell_length_b [14.8953]
_cell_length_c [7.1643]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ac(Pm2Pr)3]
_chemical_formula_sum '[Ac4 Pm24 Pr12]'
_cell_volume [1469.4958]
_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  4  0.0000  0.1975  0.0138  1
  Pm  Pm1  8  0.1164  0.3894  0.7042  1
  Pr  Pr2  8  0.2127  0.0284  0.4925  1
  Pm  Pm3  8  0.2329  0.2886  0.2988  1
  Pm  Pm4  4  0.0000  0.0053  0.7458  1
  Pm  Pm5  4  0.0000  0.2080  0.5075  1
  Pr  Pr6  4  0.0000  0.4091  0.2274  1
]