data_[Pr4Y8Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Y  1.2200  1.8000  1.0400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.6775]
_cell_length_b [27.2503]
_cell_length_c [5.3812]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pr(YAg)2]
_chemical_formula_sum '[Pr4 Y8 Ag8]'
_cell_volume [539.2739]
_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
[
  Pr  Pr0  4  0.0000  0.1445  0.7500  1
  Y  Y1  4  0.0000  0.0476  0.2500  1
  Y  Y2  4  0.0000  0.2345  0.2500  1
  Ag  Ag3  4  0.0000  0.3576  0.7500  1
  Ag  Ag4  4  0.0000  0.4566  0.2500  1
]