data_[Pr12Ni2Ag4]
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 [P2_1/c]
_cell_length_a [6.4638]
_cell_length_b [7.9830]
_cell_length_c [12.1535]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.3368]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Pr6NiAg2]
_chemical_formula_sum '[Pr12 Ni2 Ag4]'
_cell_volume [546.6930]
_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  4  0.1075  0.2004  0.4484  1.0
  Pr  Pr1  4  0.2980  0.6682  0.4492  1.0
  Pr  Pr2  4  0.3813  0.0321  0.2478  1.0
  Ni  Ni3  2  0.5000  0.0000  0.5000  1.0
  Ag  Ag4  4  0.1482  0.1076  0.7328  1.0
]