data_[Hg1Sb1Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  Sb  2.0500  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [3.3190]
_cell_length_b [5.6275]
_cell_length_c [6.4041]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.1528]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [HgSbPb2]
_chemical_formula_sum '[Hg1 Sb1 Pb2]'
_cell_volume [119.3002]
_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  0.6865  0.5000  0.2491  1.0
  Sb  Sb1  1  0.5474  0.0000  0.4915  1.0
  Pb  Pb2  1  0.3757  0.5000  0.7466  1.0
  Pb  Pb3  1  0.8904  0.0000  0.0128  1.0
]