data_[Ac4Ni16Ge4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ni  1.9100  1.3500  0.7400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.9354]
_cell_length_b [15.2195]
_cell_length_c [6.3688]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [AcNi4Ge]
_chemical_formula_sum '[Ac4 Ni16 Ge4]'
_cell_volume [381.4573]
_cell_formula_units_Z [4]
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  0.1019  0.7500  1
  Ni  Ni1  8  0.0000  0.3229  0.5611  1
  Ni  Ni2  4  0.0000  0.0830  0.2500  1
  Ni  Ni3  4  0.0000  0.5000  0.0000  1
  Ge  Ge4  4  0.0000  0.2344  0.2500  1
]