data_NaYPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.92
_cell_length_b   7.92
_cell_length_c   7.92
_cell_angle_alpha   154.48
_cell_angle_beta   154.48
_cell_angle_gamma   36.4
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaYPb
_chemical_formula_sum   'Na1 Y1 Pb1'
_cell_volume   91.94
_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
  Na  Na0  1  0.0  0.0  0.83  1.0
  Y  Y2  1  0.0  0.0  0.28  1.0
  Pb  Pb1  1  0.0  0.0  0.97  1.0

data_NaYPb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.95
_cell_length_b   4.95
_cell_length_c   7.92
_cell_angle_alpha   90.0
_cell_angle_beta   108.2
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaYPb
_chemical_formula_sum   'Na2 Y2 Pb2'
_cell_volume   183.88
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Na  Na0  2  0.33  0.5  0.83  1.0
  Y  Y1  2  0.28  0.0  0.28  1.0
  Pb  Pb2  2  0.47  0.5  0.97  1.0

Na Y Pb