data_[La2Pr4Y2Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pr  1.1300  1.8500  1.0600
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.7083]
_cell_length_b [10.1914]
_cell_length_c [6.9571]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [LaPr2YEr2]
_chemical_formula_sum '[La2 Pr4 Y2 Er4]'
_cell_volume [404.7389]
_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
[
  La  La0  2  0.5000  0.3066  0.6981  1.0
  Pr  Pr1  2  0.0000  0.1989  0.3160  1.0
  Pr  Pr2  2  0.5000  0.0250  0.0576  1.0
  Y  Y3  2  0.0000  0.4747  0.9593  1.0
  Er  Er4  2  0.0000  0.1306  0.8072  1.0
  Er  Er5  2  0.5000  0.3725  0.2074  1.0
]