data_[U8Nb12Ge16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Nb  1.6000  1.4500  0.8200
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.0118]
_cell_length_b [13.5107]
_cell_length_c [7.1945]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [U2Nb3Ge4]
_chemical_formula_sum '[U8 Nb12 Ge16]'
_cell_volume [681.5620]
_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
[
  U  U0  8  0.0068  0.5907  0.8303  1
  Nb  Nb1  8  0.1605  0.1252  0.6672  1
  Nb  Nb2  4  0.1683  0.7500  0.4959  1
  Ge  Ge3  8  0.1732  0.5431  0.4572  1
  Ge  Ge4  4  0.0396  0.7500  0.1243  1
  Ge  Ge5  4  0.1919  0.2500  0.3598  1
]