data_[Pr8Nd4Tm12]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [20.3490]
_cell_length_b [3.4296]
_cell_length_c [11.6056]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.4310]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2NdTm3]
_chemical_formula_sum '[Pr8 Nd4 Tm12]'
_cell_volume [809.6917]
_cell_formula_units_Z [4]
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  0.1246  0.0000  0.8756  1
  Pr  Pr1  4  0.1268  0.5000  0.3719  1
  Nd  Nd2  4  0.0472  0.5000  0.6406  1
  Tm  Tm3  4  0.0493  0.0000  0.1364  1
  Tm  Tm4  4  0.2042  0.5000  0.1083  1
  Tm  Tm5  4  0.2054  0.0000  0.6086  1
]