data_Os2PbSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.92
_cell_length_b   3.67
_cell_length_c   7.63
_cell_angle_alpha   90.0
_cell_angle_beta   100.88
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Os2PbSe
_chemical_formula_sum   'Os2 Pb1 Se1'
_cell_volume   80.22
_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
  Os  Os0  1  0.54  0.84  0.31  1.0
  Os  Os1  1  0.0  0.0  0.43  1.0
  Pb  Pb2  1  0.62  0.84  0.48  1.0
  Se  Se3  1  0.05  0.0  0.02  1.0

data_Os2PbSe
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.92
_cell_length_b   3.67
_cell_length_c   7.63
_cell_angle_alpha   90.0
_cell_angle_beta   100.88
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Os2PbSe
_chemical_formula_sum   'Os2 Pb1 Se1'
_cell_volume   80.22
_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
  Os  Os0  1  0.0  0.0  0.43  1.0
  Os  Os1  1  0.54  0.84  0.31  1.0
  Pb  Pb2  1  0.62  0.84  0.48  1.0
  Se  Se3  1  0.05  0.0  0.02  1.0

Os Os Pb Se