data_[Ac4Pm4Ir4Pt2]
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
  Ir  2.2000  1.3500  0.7650
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.1763]
_cell_length_b [4.0984]
_cell_length_c [8.3314]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.0655]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac2Pm2Ir2Pt]
_chemical_formula_sum '[Ac4 Pm4 Ir4 Pt2]'
_cell_volume [423.0921]
_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  4  0.0336  0.5000  0.7556  1
  Pm  Pm1  4  0.2210  0.0000  0.3072  1
  Ir  Ir2  4  0.1158  0.0000  0.5400  1
  Pt  Pt3  2  0.0000  0.0000  0.0000  1
]