data_SrHf2Mg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.14
_cell_length_b   3.14
_cell_length_c   11.53
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   114.41
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrHf2Mg
_chemical_formula_sum   'Sr1 Hf2 Mg1'
_cell_volume   103.31
_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  Sr3  1  0.0  0.0  0.77  1.0
  Hf  Hf0  1  0.7  0.0  0.87  1.0
  Hf  Hf1  1  0.7  0.0  0.66  1.0
  Mg  Mg2  1  0.0  0.0  0.0  1.0

data_SrHf2Mg
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.14
_cell_length_b   3.14
_cell_length_c   11.53
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   114.41
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrHf2Mg
_chemical_formula_sum   'Sr1 Hf2 Mg1'
_cell_volume   103.31
_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  0.77  1.0
  Hf  Hf1  1  0.7  0.0  0.66  1.0
  Hf  Hf2  1  0.7  0.0  0.87  1.0
  Mg  Mg3  1  0.0  0.0  0.0  1.0

Sr Hf Hf Mg
Sr Hf Hf Mg 0 2 - o o 0 1 - o o 1 3 + o + 