data_[Ag12Sn4Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.0780]
_cell_length_b [7.3056]
_cell_length_c [9.8019]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.6153]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Ag6Sn2Hg]
_chemical_formula_sum '[Ag12 Sn4 Hg2]'
_cell_volume [378.9278]
_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
[
  Ag  Ag0  4  0.0735  0.6408  0.6334  1.0
  Ag  Ag1  4  0.3038  0.6397  0.4639  1.0
  Ag  Ag2  4  0.4610  0.1597  0.2011  1.0
  Sn  Sn3  4  0.1162  0.1061  0.6748  1.0
  Hg  Hg4  2  0.5000  0.0000  0.5000  1.0
]