data_In2HgPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.38
_cell_length_b   6.38
_cell_length_c   6.38
_cell_angle_alpha   146.28
_cell_angle_beta   128.58
_cell_angle_gamma   62.91
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2HgPb
_chemical_formula_sum   'In2 Hg1 Pb1'
_cell_volume   111.63
_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
  In  In1  1  0.0  0.77  0.38  1.0
  In  In2  1  0.0  0.0  0.64  1.0
  Hg  Hg0  1  0.0  0.0  0.26  1.0
  Pb  Pb3  1  0.0  0.77  0.06  1.0

data_In2HgPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.7
_cell_length_b   5.54
_cell_length_c   6.38
_cell_angle_alpha   115.71
_cell_angle_beta   106.86
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2HgPb
_chemical_formula_sum   'In2 Hg1 Pb1'
_cell_volume   111.63
_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
  In  In0  1  0.0  0.64  0.64  1.0
  In  In1  1  0.23  0.61  0.61  1.0
  Hg  Hg2  1  0.0  0.26  0.26  1.0
  Pb  Pb3  1  0.23  0.29  0.29  1.0

In In Hg Pb