data_Ag2SnHg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.35
_cell_length_b   5.35
_cell_length_c   5.17
_cell_angle_alpha   96.89
_cell_angle_beta   96.89
_cell_angle_gamma   35.63
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag2SnHg
_chemical_formula_sum   'Ag2 Sn1 Hg1'
_cell_volume   85.53
_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  0.5  0.0  0.11  1.0
  Ag  Ag1  1  0.12  0.0  0.86  1.0
  Sn  Sn3  1  0.43  0.0  0.19  1.0
  Hg  Hg2  1  0.8  0.0  0.66  1.0

data_Ag2SnHg
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.27
_cell_length_b   5.17
_cell_length_c   5.35
_cell_angle_alpha   96.89
_cell_angle_beta   107.82
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag2SnHg
_chemical_formula_sum   'Ag2 Sn1 Hg1'
_cell_volume   85.53
_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  0.11  0.5  1.0
  Ag  Ag1  1  0.0  0.86  0.12  1.0
  Sn  Sn2  1  0.0  0.19  0.43  1.0
  Hg  Hg3  1  0.0  0.66  0.8  1.0

Ag Ag Sn Hg