data_[Cu4Ge2Pb3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ge  2.0100  1.2500  0.7700
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P-62m]
_cell_length_a [6.7267]
_cell_length_b [6.7267]
_cell_length_c [4.5332]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [189]
_chemical_formula_structural [Cu4Ge2Pb3]
_chemical_formula_sum '[Cu4 Ge2 Pb3]'
_cell_volume [177.6399]
_cell_formula_units_Z [1]
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
[
  Cu  Cu0  3  0.0000  0.7775  0.0000  1
  Cu  Cu1  1  0.0000  0.0000  0.5000  1
  Ge  Ge2  2  0.3333  0.6667  0.0000  1
  Pb  Pb3  3  0.0000  0.4015  0.5000  1
]