data_[Pr4Nd12Er6Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2347]
_cell_length_b [10.8202]
_cell_length_c [11.8964]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.9236]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2Nd6Er3Tl]
_chemical_formula_sum '[Pr4 Nd12 Er6 Tl2]'
_cell_volume [790.5317]
_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  0.0000  0.3333  0.0000  1.0
  Nd  Nd1  8  0.2475  0.1633  0.2533  1.0
  Nd  Nd2  4  0.2416  0.0000  0.7460  1.0
  Er  Er3  4  0.0000  0.1670  0.5000  1.0
  Er  Er4  2  0.0000  0.5000  0.5000  1.0
  Tl  Tl5  2  0.0000  0.0000  0.0000  1.0
]