data_[Li2Mg4Ag4Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.1521]
_cell_length_b [8.9332]
_cell_length_c [6.0769]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [LiMg2Ag2Hg]
_chemical_formula_sum '[Li2 Mg4 Ag4 Hg2]'
_cell_volume [225.4019]
_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  0.5000  0.3308  0.1297  1
  Mg  Mg1  2  0.0000  0.1447  0.3716  1
  Mg  Mg2  2  0.5000  0.3296  0.6493  1
  Ag  Ag3  2  0.0000  0.1738  0.8867  1
  Ag  Ag4  2  0.5000  0.0023  0.6256  1
  Hg  Hg5  2  0.0000  0.4823  0.3827  1
]