data_[Ac2La14Pm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.4886]
_cell_length_b [6.3097]
_cell_length_c [9.7230]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.6242]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcLa7Pm4]
_chemical_formula_sum '[Ac2 La14 Pm8]'
_cell_volume [896.2477]
_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
[
  La  La0  4  0.0902  0.0000  0.4622  1
  La  La1  4  0.2123  0.0000  0.8950  1
  La  La2  4  0.2313  0.0000  0.2647  1
  Ac  Ac3  2  0.0000  0.0000  0.0000  1
  La  La4  2  0.0000  0.5000  0.0000  1
  Pm  Pm5  4  0.0633  0.5000  0.7032  1
  Pm  Pm6  4  0.1677  0.5000  0.3500  1
]