data_[Na4In20Hg4Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  In  1.7800  1.5500  0.9400
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.5760]
_cell_length_b [15.2638]
_cell_length_c [14.4875]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [NaIn5HgPb2]
_chemical_formula_sum '[Na4 In20 Hg4 Pb8]'
_cell_volume [1011.9145]
_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
[
  Na  Na0  4  0.0000  0.4068  0.4260  1.0
  In  In1  4  0.0000  0.0838  0.0981  1.0
  In  In2  4  0.0000  0.2436  0.2590  1.0
  In  In3  4  0.0000  0.2511  0.5926  1.0
  In  In4  4  0.0000  0.4191  0.0893  1.0
  In  In5  4  0.0000  0.4193  0.7565  1.0
  Hg  Hg6  4  0.0000  0.2457  0.9282  1.0
  Pb  Pb7  4  0.0000  0.0787  0.4248  1.0
  Pb  Pb8  4  0.0000  0.0856  0.7495  1.0
]