data_SrY2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.38
_cell_length_b   6.38
_cell_length_c   6.38
_cell_angle_alpha   132.75
_cell_angle_beta   132.75
_cell_angle_gamma   69.04
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrY2Pb
_chemical_formula_sum   'Sr1 Y2 Pb1'
_cell_volume   137.74
_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  Sr1  1  0.0  0.0  0.0  1.0
  Y  Y2  1  0.56  0.0  0.63  1.0
  Y  Y3  1  0.0  0.0  0.26  1.0
  Pb  Pb0  1  0.0  0.56  0.63  1.0

data_SrY2Pb
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.12
_cell_length_b   5.12
_cell_length_c   6.38
_cell_angle_alpha   113.62
_cell_angle_beta   113.62
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrY2Pb
_chemical_formula_sum   'Sr1 Y2 Pb1'
_cell_volume   137.74
_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  0.0  0.0  1.0
  Y  Y1  1  0.26  0.26  0.26  1.0
  Y  Y2  1  0.63  0.07  0.07  1.0
  Pb  Pb3  1  0.07  0.63  0.07  1.0

Sr Y Y Pb
Sr Y Y Pb 0 2 o o o 0 1 - o - 0 3 o - - 