data_AgSn2Hg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.38
_cell_length_b   5.38
_cell_length_c   5.73
_cell_angle_alpha   101.38
_cell_angle_beta   101.38
_cell_angle_gamma   37.19
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgSn2Hg
_chemical_formula_sum   'Ag1 Sn2 Hg1'
_cell_volume   98.05
_cell_formula_units_Z   1
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  1  0.0  0.0  0.0  1.0
  Sn  Sn2  1  0.24  0.0  0.34  1.0
  Sn  Sn3  1  0.77  0.0  0.26  1.0
  Hg  Hg1  1  0.5  0.0  0.8  1.0

data_AgSn2Hg
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.43
_cell_length_b   5.38
_cell_length_c   5.73
_cell_angle_alpha   101.38
_cell_angle_beta   90.0
_cell_angle_gamma   108.6
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgSn2Hg
_chemical_formula_sum   'Ag1 Sn2 Hg1'
_cell_volume   98.05
_cell_formula_units_Z   1
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  1  0.0  0.0  0.0  1.0
  Sn  Sn1  1  0.0  0.23  0.74  1.0
  Sn  Sn2  1  0.0  0.76  0.66  1.0
  Hg  Hg3  1  0.0  0.5  0.2  1.0

Ag Sn Sn Hg