data_[Pr4Tl2Ag6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.1811]
_cell_length_b [4.1855]
_cell_length_c [18.4880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Pr2TlAg3]
_chemical_formula_sum '[Pr4 Tl2 Ag6]'
_cell_volume [323.5337]
_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  2  0.0000  0.0000  0.1322  1
  Pr  Pr1  2  0.0000  0.5000  0.8619  1
  Tl  Tl2  2  0.0000  0.5000  0.4549  1
  Ag  Ag3  2  0.0000  0.0000  0.5540  1
  Ag  Ag4  2  0.0000  0.0000  0.7022  1
  Ag  Ag5  2  0.0000  0.5000  0.2949  1
]