data_[Fe20Ge4O32]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [8.5563]
_cell_length_b [8.5563]
_cell_length_c [8.5563]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [Fe5GeO8]
_chemical_formula_sum '[Fe20 Ge4 O32]'
_cell_volume [626.4023]
_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
[
  Fe  Fe0  16  0.1271  0.1271  0.1271  1.0
  Fe  Fe1  4  0.0000  0.0000  0.5000  1.0
  Ge  Ge2  4  0.2500  0.2500  0.7500  1.0
  O  O3  16  0.1273  0.1273  0.8727  1.0
  O  O4  16  0.1291  0.1291  0.3709  1.0
]