data_HgRh2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.36
_cell_length_b   5.36
_cell_length_c   4.74
_cell_angle_alpha   104.15
_cell_angle_beta   104.15
_cell_angle_gamma   34.32
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HgRh2Pb
_chemical_formula_sum   'Hg1 Rh2 Pb1'
_cell_volume   74.07
_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
  Hg  Hg0  1  0.52  0.0  0.65  1.0
  Rh  Rh2  1  0.11  0.0  0.33  1.0
  Rh  Rh3  1  0.8  0.0  0.1  1.0
  Pb  Pb1  1  0.34  0.0  0.79  1.0

data_HgRh2Pb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.16
_cell_length_b   4.74
_cell_length_c   5.36
_cell_angle_alpha   104.15
_cell_angle_beta   107.16
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HgRh2Pb
_chemical_formula_sum   'Hg1 Rh2 Pb1'
_cell_volume   74.07
_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
  Hg  Hg0  1  0.0  0.65  0.52  1.0
  Rh  Rh1  1  0.0  0.1  0.8  1.0
  Rh  Rh2  1  0.0  0.33  0.11  1.0
  Pb  Pb3  1  0.0  0.79  0.34  1.0

Hg Rh Rh Pb