data_[Pr2Ho4Er2Tl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.1596]
_cell_length_b [9.9886]
_cell_length_c [6.8504]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [PrHo2ErTl2]
_chemical_formula_sum '[Pr2 Ho4 Er2 Tl4]'
_cell_volume [353.0536]
_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  0.4577  0.9576  1.0
  Ho  Ho1  2  0.0000  0.1810  0.3377  1.0
  Ho  Ho2  2  0.5000  0.0447  0.0504  1.0
  Er  Er3  2  0.5000  0.3061  0.6790  1.0
  Tl  Tl4  2  0.0000  0.1325  0.7976  1.0
  Tl  Tl5  2  0.5000  0.3607  0.2233  1.0
]