data_[U6Cu8Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Cu  1.9000  1.3500  0.8200
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [8.2961]
_cell_length_b [4.0516]
_cell_length_c [11.8810]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [U3(CuGe)4]
_chemical_formula_sum '[U6 Cu8 Ge8]'
_cell_volume [399.3466]
_cell_formula_units_Z [2]
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  4  0.2604  0.0000  0.3976  1
  U  U1  2  0.0000  0.0000  0.2755  1
  Cu  Cu2  4  0.2573  0.0000  0.0917  1
  Cu  Cu3  2  0.0000  0.0000  0.5921  1
  Cu  Cu4  2  0.5000  0.0000  0.5980  1
  Ge  Ge5  4  0.2516  0.0000  0.7115  1
  Ge  Ge6  2  0.0000  0.0000  0.9675  1
  Ge  Ge7  2  0.5000  0.0000  0.9637  1
]