data_[Ac6Pm12Th3]
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
  Th  1.3000  1.8000  1.0800
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [3.7514]
_cell_length_b [3.7514]
_cell_length_c [63.4937]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ac2Pm4Th]
_chemical_formula_sum '[Ac6 Pm12 Th3]'
_cell_volume [773.8148]
_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  0.4281  1
  Pm  Pm1  6  0.0000  0.0000  0.1435  1
  Pm  Pm2  6  0.0000  0.0000  0.2889  1
  Th  Th3  3  0.0000  0.0000  0.0000  1
]