data_[Pm16Nd4Rh12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [11.3022]
_cell_length_b [11.3022]
_cell_length_c [6.2656]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [Pm4NdRh3]
_chemical_formula_sum '[Pm16 Nd4 Rh12]'
_cell_volume [800.3620]
_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  0.0845  0.2086  0.5000  1
  Nd  Nd1  4  0.0000  0.5000  0.2500  1
  Rh  Rh2  8  0.1574  0.3426  0.0000  1
  Rh  Rh3  4  0.0000  0.0000  0.2500  1
]