data_Ba2HgPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.25
_cell_length_b   6.08
_cell_length_c   6.11
_cell_angle_alpha   90.0
_cell_angle_beta   90.41
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2HgPb
_chemical_formula_sum   'Ba2 Hg1 Pb1'
_cell_volume   158.14
_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
  Ba  Ba0  1  0.75  0.0  0.41  1.0
  Ba  Ba1  1  0.65  0.04  0.23  1.0
  Hg  Hg2  1  0.55  0.0  0.4  1.0
  Pb  Pb3  1  0.58  0.04  0.24  1.0

data_Ba2HgPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.25
_cell_length_b   6.08
_cell_length_c   6.11
_cell_angle_alpha   90.0
_cell_angle_beta   90.41
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2HgPb
_chemical_formula_sum   'Ba2 Hg1 Pb1'
_cell_volume   158.14
_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
  Ba  Ba0  1  0.65  0.04  0.23  1.0
  Ba  Ba1  1  0.75  0.0  0.41  1.0
  Hg  Hg2  1  0.55  0.0  0.4  1.0
  Pb  Pb3  1  0.58  0.04  0.24  1.0

Ba Ba Hg Pb