data_[Ac12Pm3Nd3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.8875]
_cell_length_b [5.8875]
_cell_length_c [28.8809]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ac4PmNd]
_chemical_formula_sum '[Ac12 Pm3 Nd3]'
_cell_volume [866.9642]
_cell_formula_units_Z [3]
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
[
  Ac  Ac0  6  0.0000  0.0000  0.3748  1
  Ac  Ac1  6  0.0000  0.0000  0.8754  1
  Pm  Pm2  3  0.0000  0.0000  0.0000  1
  Nd  Nd3  3  -0.0000  -0.0000  0.5000  1
]