data_[Pm64Pr24Sm28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Fm-3m]
_cell_length_a [16.1364]
_cell_length_b [16.1364]
_cell_length_c [16.1364]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [Pm16Pr6Sm7]
_chemical_formula_sum '[Pm64 Pr24 Sm28]'
_cell_volume [4201.6257]
_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
[
  Pm  Pm0  32  0.1265  0.1265  0.1265  1
  Pm  Pm1  32  0.1518  0.3482  0.1518  1
  Pr  Pr2  24  0.0000  0.0000  0.2722  1
  Sm  Sm3  24  0.0000  0.2500  0.2500  1
  Sm  Sm4  4  0.0000  0.0000  0.0000  1
]