data_[Rb4Sb4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  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 [13.3705]
_cell_length_b [4.6060]
_cell_length_c [9.6452]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.5626]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbSbPb]
_chemical_formula_sum '[Rb4 Sb4 Pb4]'
_cell_volume [494.9647]
_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  0.0633  0.5000  0.3543  1.0
  Sb  Sb1  4  0.1993  0.0000  0.7424  1.0
  Pb  Pb2  4  0.1466  0.0000  0.0347  1.0
]