data_[Pm64Nd24Tm28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Fm-3m]
_cell_length_a [15.9756]
_cell_length_b [15.9756]
_cell_length_c [15.9756]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [Pm16Nd6Tm7]
_chemical_formula_sum '[Pm64 Nd24 Tm28]'
_cell_volume [4077.2626]
_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  0.1249  0.1249  0.1249  1
  Pm  Pm1  32  0.1514  0.1514  0.3486  1
  Nd  Nd2  24  0.0000  0.0000  0.2760  1
  Tm  Tm3  24  0.0000  0.2500  0.2500  1
  Tm  Tm4  4  0.0000  0.0000  0.0000  1
]