data_[Nd20Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.8974]
_cell_length_b [7.8866]
_cell_length_c [6.8728]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.2547]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Nd5Ag2]
_chemical_formula_sum '[Nd20 Ag8]'
_cell_volume [861.4802]
_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
[
  Nd  Nd0  8  0.0894  0.1515  0.4767  1.0
  Nd  Nd1  8  0.2253  0.4570  0.2199  1.0
  Nd  Nd2  4  0.0000  0.4748  0.7500  1.0
  Ag  Ag3  8  0.1140  0.2246  0.9841  1.0
]