data_NaZnIr2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.72
_cell_length_b   4.56
_cell_length_c   5.02
_cell_angle_alpha   90.0
_cell_angle_beta   95.74
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaZnIr2
_chemical_formula_sum   'Na1 Zn1 Ir2'
_cell_volume   61.83
_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
  Zn  Zn3  1  0.11  0.0  0.5  1.0
  Ir  Ir0  1  0.43  0.28  0.65  1.0
  Ir  Ir1  1  0.79  0.28  0.34  1.0

data_NaZnIr2
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.72
_cell_length_b   4.56
_cell_length_c   5.02
_cell_angle_alpha   90.0
_cell_angle_beta   95.74
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaZnIr2
_chemical_formula_sum   'Na1 Zn1 Ir2'
_cell_volume   61.83
_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
  Zn  Zn1  1  0.11  0.0  0.5  1.0
  Ir  Ir2  1  0.43  0.28  0.65  1.0
  Ir  Ir3  1  0.79  0.28  0.34  1.0

Na Zn Ir Ir
Na Zn Ir Ir 0 2 - o - 0 2 o o - 0 3 - o o 0 3 o o o 0 0 + o o 0 1 o o - 0 1 o o o 1 3 - o o 1 2 o o o 2 3 o o o 