data_[Ac8Co2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Co  1.8800  1.3500  0.7683
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.7857]
_cell_length_b [7.4394]
_cell_length_c [10.1568]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5293]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ac4CoPb2]
_chemical_formula_sum '[Ac8 Co2 Pb4]'
_cell_volume [498.5077]
_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  0.2264  0.5023  0.7472  1
  Ac  Ac1  2  0.2069  0.7500  0.0939  1
  Ac  Ac2  2  0.2958  0.2500  0.3975  1
  Co  Co3  2  0.0214  0.2500  0.1606  1
  Pb  Pb4  2  0.1890  0.7500  0.4404  1
  Pb  Pb5  2  0.3472  0.2500  0.0556  1
]