data_[Pr18Ag24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [14.2054]
_cell_length_b [14.2054]
_cell_length_c [6.2871]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Pr3Ag4]
_chemical_formula_sum '[Pr18 Ag24]'
_cell_volume [1098.7230]
_cell_formula_units_Z [6]
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  18  0.0448  0.8290  0.7225  1.0
  Ag  Ag1  18  0.0575  0.7838  0.2104  1.0
  Ag  Ag2  3  0.0000  0.0000  0.0000  1.0
  Ag  Ag3  3  0.0000  0.0000  0.5000  1.0
]