data_[Rb4Zn4Sb8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Zn  1.6500  1.3500  0.8800
  Sb  2.0500  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.0637]
_cell_length_b [4.7024]
_cell_length_c [8.7474]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.9359]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbZnSb2Pb]
_chemical_formula_sum '[Rb4 Zn4 Sb8 Pb4]'
_cell_volume [699.0824]
_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
[
  Rb  Rb0  4  0.1779  0.0000  0.6108  1.0
  Zn  Zn1  4  0.0001  0.0000  0.1714  1.0
  Sb  Sb2  4  0.0217  0.5000  0.3580  1.0
  Sb  Sb3  4  0.1379  0.0000  0.1434  1.0
  Pb  Pb4  4  0.1505  0.5000  0.9322  1.0
]