data_[La4Pr2Nd2Er4]
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
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.2014]
_cell_length_b [10.9113]
_cell_length_c [7.2254]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [La2PrNdEr2]
_chemical_formula_sum '[La4 Pr2 Nd2 Er4]'
_cell_volume [410.0667]
_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  0.0000  0.1676  0.3816  1.0
  La  La1  2  0.5000  0.0024  0.1287  1.0
  Pr  Pr2  2  0.5000  0.3347  0.6333  1.0
  Nd  Nd3  2  0.0000  0.4969  0.8863  1.0
  Er  Er4  2  0.0000  0.1706  0.8818  1.0
  Er  Er5  2  0.5000  0.3333  0.1339  1.0
]