data_[Pm7Pr3Nd1]
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
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [7.2631]
_cell_length_b [7.2631]
_cell_length_c [8.8497]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [Pm7Pr3Nd]
_chemical_formula_sum '[Pm7 Pr3 Nd1]'
_cell_volume [404.3032]
_cell_formula_units_Z [1]
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  3  0.1671  0.3342  0.8831  1
  Pm  Pm1  3  0.3344  0.1672  0.5508  1
  Pr  Pr2  3  0.5001  0.0002  0.2165  1
  Pm  Pm3  1  0.6667  0.3333  0.8767  1
  Nd  Nd4  1  0.3333  0.6667  0.5569  1
]