data_[Rb10Ge8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ge  2.0100  1.2500  0.7700
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4226]
_cell_length_b [7.2375]
_cell_length_c [8.0803]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.9274]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb5(Ge2Pb)2]
_chemical_formula_sum '[Rb10 Ge8 Pb4]'
_cell_volume [858.1423]
_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
[
  Rb  Rb0  8  0.1117  0.2636  0.9191  1
  Rb  Rb1  2  0.0000  0.0000  0.5000  1
  Ge  Ge2  4  0.1110  0.5000  0.3367  1
  Ge  Ge3  4  0.2417  0.0000  0.7150  1
  Pb  Pb4  4  0.2250  0.0000  0.3554  1
]