data_SrNiPb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.5
_cell_length_b   4.5
_cell_length_c   6.77
_cell_angle_alpha   108.8
_cell_angle_beta   108.8
_cell_angle_gamma   59.19
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrNiPb2
_chemical_formula_sum   'Sr1 Ni1 Pb2'
_cell_volume   109.44
_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
  Sr  Sr3  1  0.66  0.0  0.14  1.0
  Ni  Ni0  1  0.0  0.0  0.0  1.0
  Pb  Pb1  1  0.1  0.0  0.32  1.0
  Pb  Pb2  1  0.22  0.0  0.97  1.0

data_SrNiPb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.45
_cell_length_b   4.5
_cell_length_c   6.77
_cell_angle_alpha   108.8
_cell_angle_beta   90.0
_cell_angle_gamma   119.6
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrNiPb2
_chemical_formula_sum   'Sr1 Ni1 Pb2'
_cell_volume   109.44
_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
  Sr  Sr0  1  0.0  0.34  0.86  1.0
  Ni  Ni1  1  0.0  0.0  0.0  1.0
  Pb  Pb2  1  0.0  0.78  0.03  1.0
  Pb  Pb3  1  0.0  0.9  0.68  1.0

Sr Ni Pb Pb