data_[Nb16Ge8H16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Ge  2.0100  1.2500  0.7700
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [Fddd]
_cell_length_a [5.5679]
_cell_length_b [8.7284]
_cell_length_c [9.6082]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [70]
_chemical_formula_structural [Nb2GeH2]
_chemical_formula_sum '[Nb16 Ge8 H16]'
_cell_volume [466.9478]
_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
[
  Nb  Nb0  16  0.0000  0.1876  0.0000  1
  Ge  Ge1  8  0.0000  0.0000  0.5000  1
  H  H2  16  0.0000  0.0000  0.1152  1
]