data_Hg2PPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.88
_cell_length_b   5.88
_cell_length_c   5.61
_cell_angle_alpha   116.96
_cell_angle_beta   116.96
_cell_angle_gamma   35.69
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hg2PPb
_chemical_formula_sum   'Hg2 P1 Pb1'
_cell_volume   99.47
_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  0.06  0.0  0.86  1.0
  Hg  Hg1  1  0.46  0.0  0.07  1.0
  P  P2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.26  0.0  0.47  1.0

data_Hg2PPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.6
_cell_length_b   5.61
_cell_length_c   5.88
_cell_angle_alpha   116.96
_cell_angle_beta   107.85
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hg2PPb
_chemical_formula_sum   'Hg2 P1 Pb1'
_cell_volume   99.47
_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  0.07  0.46  1.0
  Hg  Hg1  1  0.0  0.86  0.06  1.0
  P  P2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.0  0.47  0.26  1.0

Hg Hg P Pb