data_[Ac8Zn16Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Zn  1.6500  1.3500  0.8800
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.3542]
_cell_length_b [18.7445]
_cell_length_c [9.0207]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [AcZn2Ge]
_chemical_formula_sum '[Ac8 Zn16 Ge8]'
_cell_volume [736.2485]
_cell_formula_units_Z [8]
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  0.0000  0.2858  0.2500  1
  Ac  Ac1  4  0.0000  0.5000  0.0000  1
  Zn  Zn2  8  0.0000  0.3310  0.6156  1
  Zn  Zn3  4  0.0000  0.0634  0.7500  1
  Zn  Zn4  4  0.0000  0.0774  0.2500  1
  Ge  Ge5  8  0.0000  0.1411  0.5161  1
]