data_[Pr16Ni4Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.5756]
_cell_length_b [13.7654]
_cell_length_c [5.8050]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8832]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr8Ni2Ag]
_chemical_formula_sum '[Pr16 Ni4 Ag2]'
_cell_volume [659.1020]
_cell_formula_units_Z [2]
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
[
  Pr  Pr0  8  0.2120  0.1259  0.0762  1
  Pr  Pr1  4  0.0000  0.2396  0.5000  1
  Pr  Pr2  4  0.1127  0.5000  0.3122  1
  Ni  Ni3  4  0.0000  0.2945  0.0000  1
  Ag  Ag4  2  0.0000  0.0000  0.5000  1
]