data_[Pr2Al6Ag9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P6/mmm]
_cell_length_a [5.7459]
_cell_length_b [5.7459]
_cell_length_c [12.7245]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [191]
_chemical_formula_structural [Pr2(Al2Ag3)3]
_chemical_formula_sum '[Pr2 Al6 Ag9]'
_cell_volume [363.8188]
_cell_formula_units_Z [1]
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  2  0.0000  0.0000  0.3301  1
  Al  Al1  4  0.3333  0.6667  0.6645  1
  Al  Al2  2  0.3333  0.6667  0.0000  1
  Ag  Ag3  6  0.0000  0.5000  0.1670  1
  Ag  Ag4  3  0.0000  0.5000  0.5000  1
]