data_[Ac2Pm10Pb16]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [9.3652]
_cell_length_b [9.3652]
_cell_length_c [10.4580]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [AcPm5Pb8]
_chemical_formula_sum '[Ac2 Pm10 Pb16]'
_cell_volume [917.2291]
_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  2  0.0000  0.5000  0.7500  1
  Pm  Pm1  8  0.1331  0.7148  0.1389  1
  Pm  Pm2  2  0.0000  0.0000  0.5000  1
  Pb  Pb3  8  0.0724  0.8496  0.8079  1
  Pb  Pb4  8  0.1159  0.6804  0.4540  1
]