data_[Li2Sn2Hg2Sb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [7.6210]
_cell_length_b [4.6055]
_cell_length_c [6.8139]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.2710]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [LiSnHgSb]
_chemical_formula_sum '[Li2 Sn2 Hg2 Sb2]'
_cell_volume [216.2703]
_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
[
  Li  Li0  2  0.4150  0.0000  0.6595  1.0
  Sn  Sn1  2  0.4107  0.5000  0.1118  1.0
  Hg  Hg2  2  0.1759  0.5000  0.4368  1.0
  Sb  Sb3  2  0.1507  0.0000  0.8584  1.0
]