data_[Na6In4Hg8]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.3157]
_cell_length_b [5.1304]
_cell_length_c [9.6209]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.5878]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3(InHg2)2]
_chemical_formula_sum '[Na6 In4 Hg8]'
_cell_volume [470.5997]
_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
[
  Na  Na0  4  0.1614  0.5000  0.6745  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  In  In2  4  0.1182  0.5000  0.2851  1.0
  Hg  Hg3  4  0.0609  0.0000  0.3950  1.0
  Hg  Hg4  4  0.2166  0.5000  0.0527  1.0
]