data_[Pr6Sm4Er12Pu2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
  Pu  1.2800  1.7500  0.9675
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1984]
_cell_length_b [10.7385]
_cell_length_c [11.7064]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1790]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr3Sm2Er6Pu]
_chemical_formula_sum '[Pr6 Sm4 Er12 Pu2]'
_cell_volume [766.9310]
_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  4  0.0000  0.1672  0.5000  1
  Pr  Pr1  2  0.0000  0.5000  0.5000  1
  Sm  Sm2  4  0.0000  0.3334  0.0000  1
  Er  Er3  8  0.2459  0.1643  0.2453  1
  Er  Er4  4  0.2471  0.0000  0.7546  1
  Pu  Pu5  2  0.0000  0.0000  0.0000  1
]