data_[Ac4Pm6Pt8]
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
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.8257]
_cell_length_b [7.8922]
_cell_length_c [8.2679]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7165]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Ac2Pm3Pt4]
_chemical_formula_sum '[Ac4 Pm6 Pt8]'
_cell_volume [483.6397]
_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  0.2007  0.1765  0.0909  1
  Pm  Pm1  4  0.2458  0.6640  0.2503  1
  Pm  Pm2  2  0.5000  0.0000  0.5000  1
  Pt  Pt3  4  0.0954  0.5375  0.8728  1
  Pt  Pt4  4  0.4998  0.6327  0.6240  1
]