data_[Pr8Cu8Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.8463]
_cell_length_b [4.4546]
_cell_length_c [10.7205]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.0222]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2Cu2Ag]
_chemical_formula_sum '[Pr8 Cu8 Ag4]'
_cell_volume [461.4250]
_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  0.0143  0.5000  0.3374  1.0
  Pr  Pr1  4  0.1910  0.5000  0.1099  1.0
  Cu  Cu2  4  0.0202  0.0000  0.8917  1.0
  Cu  Cu3  4  0.1290  0.0000  0.5626  1.0
  Ag  Ag4  4  0.2238  0.0000  0.3483  1.0
]