data_[Li12Hg4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.1807]
_cell_length_b [3.6444]
_cell_length_c [8.2595]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.5515]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Li3HgO]
_chemical_formula_sum '[Li12 Hg4 O4]'
_cell_volume [293.7497]
_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
[
  Li  Li0  4  0.0694  0.0000  0.1343  1.0
  Li  Li1  4  0.1183  0.0000  0.7061  1.0
  Li  Li2  4  0.1775  0.5000  0.9579  1.0
  Hg  Hg3  4  0.1250  0.5000  0.4273  1.0
  O  O4  4  0.1242  0.0000  0.9329  1.0
]