data_[Pr8Y12Tl4]
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
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [5.1949]
_cell_length_b [9.2944]
_cell_length_c [15.9366]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [Pr2Y3Tl]
_chemical_formula_sum '[Pr8 Y12 Tl4]'
_cell_volume [769.4787]
_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  0.2500  0.6739  1.0
  Pr  Pr1  4  0.0000  0.2500  0.9728  1.0
  Y  Y2  8  0.0000  0.0455  0.1712  1.0
  Y  Y3  4  0.0000  0.0000  0.5000  1.0
  Tl  Tl4  4  0.0000  0.2500  0.3565  1.0
]