data_[Ac16Mg2Cd4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Mg  1.3100  1.5000  0.8600
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.9966]
_cell_length_b [5.7323]
_cell_length_c [7.9493]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8148]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac8MgCd2]
_chemical_formula_sum '[Ac16 Mg2 Cd4]'
_cell_volume [872.2479]
_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  0.0268  0.0000  0.7638  1
  Ac  Ac1  4  0.0914  0.5000  0.4635  1
  Ac  Ac2  4  0.1678  0.5000  0.9629  1
  Ac  Ac3  4  0.1926  0.0000  0.2978  1
  Mg  Mg4  2  0.0000  0.5000  0.0000  1
  Cd  Cd5  4  0.1871  0.0000  0.7089  1
]