data_[Rb4Na8Zn2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.6966]
_cell_length_b [8.2638]
_cell_length_c [5.9432]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.5317]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Na4ZnPb2]
_chemical_formula_sum '[Rb4 Na8 Zn2 Pb4]'
_cell_volume [663.4065]
_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  4  0.1243  0.5000  0.7190  1.0
  Na  Na1  8  0.1360  0.2007  0.2126  1.0
  Zn  Zn2  2  0.0000  0.0000  0.5000  1.0
  Pb  Pb3  4  0.1849  0.0000  0.7418  1.0
]