data_[Ac8Pm2Nd12]
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 [I-42m]
_cell_length_a [7.2298]
_cell_length_b [7.2298]
_cell_length_c [16.7499]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Ac4PmNd6]
_chemical_formula_sum '[Ac8 Pm2 Nd12]'
_cell_volume [875.5067]
_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
[
  Ac  Ac0  8  0.1941  0.8059  0.8200  1
  Pm  Pm1  2  0.0000  0.0000  0.0000  1
  Nd  Nd2  8  0.1679  0.1679  0.3978  1
  Nd  Nd3  4  0.0000  0.5000  0.0000  1
]