data_Hg2RhPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.36
_cell_length_b   9.36
_cell_length_c   9.36
_cell_angle_alpha   21.23
_cell_angle_beta   21.23
_cell_angle_gamma   21.23
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hg2RhPb
_chemical_formula_sum   'Hg2 Rh1 Pb1'
_cell_volume   94.03
_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  0.0  0.27  1.0
  Hg  Hg1  1  0.0  0.0  0.94  1.0
  Rh  Rh3  1  0.0  0.0  0.58  1.0
  Pb  Pb2  1  0.0  0.0  0.34  1.0

data_Hg2RhPb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.97
_cell_length_b   3.45
_cell_length_c   9.36
_cell_angle_alpha   90.0
_cell_angle_beta   102.28
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Hg2RhPb
_chemical_formula_sum   'Hg4 Rh2 Pb2'
_cell_volume   188.07
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.0  0.0  0.06  1.0
  Hg  Hg1  2  0.0  0.0  0.73  1.0
  Rh  Rh2  2  0.0  0.0  0.42  1.0
  Pb  Pb3  2  0.0  0.0  0.66  1.0

Hg Hg Rh Pb