data_[Pm24Al8Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Al  1.6100  1.2500  0.6750
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [9.8511]
_cell_length_b [10.0036]
_cell_length_c [11.0383]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pm6Al2Sn]
_chemical_formula_sum '[Pm24 Al8 Sn4]'
_cell_volume [1087.7797]
_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
[
  Pm  Pm0  8  0.0000  0.2907  0.3219  1
  Pm  Pm1  8  0.1883  0.2796  0.0000  1
  Pm  Pm2  8  0.2014  0.0000  0.2388  1
  Al  Al3  4  0.0000  0.5000  0.1195  1
  Al  Al4  4  0.1387  0.5000  0.5000  1
  Sn  Sn5  2  0.0000  0.0000  0.0000  1
  Sn  Sn6  2  0.0000  0.0000  0.5000  1
]