data_[Mg4Ag10Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [Pbam]
_cell_length_a [5.9287]
_cell_length_b [11.8580]
_cell_length_c [4.2875]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Mg2Ag5Hg]
_chemical_formula_sum '[Mg4 Ag10 Hg2]'
_cell_volume [301.4200]
_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
[
  Mg  Mg0  4  0.2467  0.1277  0.5000  1.0
  Ag  Ag1  4  0.0015  0.2491  0.0000  1.0
  Ag  Ag2  4  0.2432  0.8728  0.5000  1.0
  Ag  Ag3  2  0.0000  0.0000  0.0000  1.0
  Hg  Hg4  2  0.0000  0.5000  0.0000  1.0
]