data_[Pr4Nd2Er2Tm4]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.6608]
_cell_length_b [10.2507]
_cell_length_c [6.8652]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Pr2NdErTm2]
_chemical_formula_sum '[Pr4 Nd2 Er2 Tm4]'
_cell_volume [398.3670]
_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  0.2036  0.3156  1.0
  Pr  Pr1  2  0.5000  0.0274  0.0563  1.0
  Nd  Nd2  2  0.5000  0.3063  0.7013  1.0
  Er  Er3  2  0.0000  0.4729  0.9574  1.0
  Tm  Tm4  2  0.0000  0.1300  0.8073  1.0
  Tm  Tm5  2  0.5000  0.3769  0.2076  1.0
]