data_NaCr2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.77
_cell_length_b   5.77
_cell_length_c   3.26
_cell_angle_alpha   101.71
_cell_angle_beta   101.71
_cell_angle_gamma   114.05
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaCr2Pb
_chemical_formula_sum   'Na1 Cr2 Pb1'
_cell_volume   92.13
_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  Na2  1  0.0  0.0  0.0  1.0
  Cr  Cr0  1  0.96  0.58  0.51  1.0
  Cr  Cr1  1  0.96  0.42  0.51  1.0
  Pb  Pb3  1  0.14  0.0  0.0  1.0

data_NaCr2Pb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.26
_cell_length_b   5.77
_cell_length_c   5.77
_cell_angle_alpha   114.05
_cell_angle_beta   101.71
_cell_angle_gamma   101.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaCr2Pb
_chemical_formula_sum   'Na1 Cr2 Pb1'
_cell_volume   92.13
_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  0.0  1.0
  Cr  Cr1  1  0.51  0.96  0.42  1.0
  Cr  Cr2  1  0.51  0.96  0.58  1.0
  Pb  Pb3  1  -0.0  0.14  0.0  1.0

Na Cr Cr Pb