data_[Pm24Si40]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Fdd2]
_cell_length_a [5.7865]
_cell_length_b [17.3476]
_cell_length_c [13.7978]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [43]
_chemical_formula_structural [Pm3Si5]
_chemical_formula_sum '[Pm24 Si40]'
_cell_volume [1385.0572]
_cell_formula_units_Z [8]
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  16  0.0048  0.1688  0.1941  1
  Pm  Pm1  8  0.0000  0.0000  0.6978  1
  Si  Si2  16  0.0121  0.3290  0.2840  1
  Si  Si3  16  0.0174  0.1642  0.6112  1
  Si  Si4  8  0.0000  0.0000  0.2650  1
]