data_[Pm20Ag8Ir8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ag  1.9300  1.6000  1.0867
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [15.6765]
_cell_length_b [7.7259]
_cell_length_c [7.8979]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Pm5(AgIr)2]
_chemical_formula_sum '[Pm20 Ag8 Ir8]'
_cell_volume [956.5619]
_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  16  0.1232  0.1687  0.6702  1
  Pm  Pm1  4  0.0000  0.0000  0.0000  1
  Ag  Ag2  8  0.2105  0.0000  0.0000  1
  Ir  Ir3  8  0.0000  0.1326  0.3682  1
]