data_Na2HfPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.4
_cell_length_b   6.4
_cell_length_c   3.15
_cell_angle_alpha   103.61
_cell_angle_beta   103.61
_cell_angle_gamma   128.63
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2HfPt
_chemical_formula_sum   'Na2 Hf1 Pt1'
_cell_volume   84.75
_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  Na1  1  0.53  0.88  0.32  1.0
  Na  Na2  1  0.53  0.12  0.32  1.0
  Hf  Hf0  1  0.0  0.0  0.0  1.0
  Pt  Pt3  1  0.77  0.0  0.0  1.0

data_Na2HfPt
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.15
_cell_length_b   4.66
_cell_length_c   6.4
_cell_angle_alpha   110.9
_cell_angle_beta   103.61
_cell_angle_gamma   91.7
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2HfPt
_chemical_formula_sum   'Na2 Hf1 Pt1'
_cell_volume   84.75
_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  0.21  0.88  0.42  1.0
  Na  Na1  1  0.44  0.12  0.65  1.0
  Hf  Hf2  1  0.0  0.0  0.0  1.0
  Pt  Pt3  1  -0.0  0.0  0.77  1.0

Na Na Hf Pt