data_[Pm4Cd8Sb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Cd  1.6900  1.5500  1.0900
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.3902]
_cell_length_b [26.8536]
_cell_length_c [4.4361]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pm(CdSb)2]
_chemical_formula_sum '[Pm4 Cd8 Sb8]'
_cell_volume [522.9892]
_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  4  0.0000  0.3420  0.7500  1
  Cd  Cd1  4  0.0000  0.0434  0.2500  1
  Cd  Cd2  4  0.0000  0.4603  0.2500  1
  Sb  Sb3  4  0.0000  0.1256  0.7500  1
  Sb  Sb4  4  0.0000  0.2501  0.2500  1
]