data_[Li2Hg4Ge2O8]
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
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [6.6209]
_cell_length_b [6.3584]
_cell_length_c [5.6352]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [LiHg2GeO4]
_chemical_formula_sum '[Li2 Hg4 Ge2 O8]'
_cell_volume [237.2310]
_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  0.0000  0.8614  0.4995  1.0
  Hg  Hg1  4  0.2408  0.6567  0.9957  1.0
  Ge  Ge2  2  0.0000  0.1556  0.0028  1.0
  O  O3  4  0.2291  0.2902  0.9163  1.0
  O  O4  2  0.0000  0.1338  0.3200  1.0
  O  O5  2  0.0000  0.9071  0.8537  1.0
]