data_[Pm9Pr3Al24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [5.6691]
_cell_length_b [5.6691]
_cell_length_c [27.8341]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Pm3PrAl8]
_chemical_formula_sum '[Pm9 Pr3 Al24]'
_cell_volume [774.6930]
_cell_formula_units_Z [3]
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
[
  Pm  Pm0  3  0.0000  0.0000  0.0000  1
  Pr  Pr1  3  0.0000  0.0000  0.1251  1
  Pm  Pm2  3  0.0000  0.0000  0.5001  1
  Pm  Pm3  3  0.0000  0.0000  0.6248  1
  Al  Al4  9  0.0004  0.5002  0.5629  1
  Al  Al5  9  0.1668  0.3336  0.3954  1
  Al  Al6  3  0.0000  0.0000  0.3124  1
  Al  Al7  3  0.0000  0.0000  0.8126  1
]