data_SrZnSi2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.62
_cell_length_b   5.62
_cell_length_c   5.62
_cell_angle_alpha   140.58
_cell_angle_beta   122.61
_cell_angle_gamma   71.85
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrZnSi2
_chemical_formula_sum   'Sr1 Zn1 Si2'
_cell_volume   93.0
_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  Sr2  1  0.89  0.0  0.34  1.0
  Zn  Zn3  1  0.0  0.0  0.15  1.0
  Si  Si0  1  0.89  0.0  0.37  1.0
  Si  Si1  1  0.0  0.0  0.79  1.0

data_SrZnSi2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.79
_cell_length_b   5.39
_cell_length_c   5.62
_cell_angle_alpha   118.69
_cell_angle_beta   109.71
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrZnSi2
_chemical_formula_sum   'Sr1 Zn1 Si2'
_cell_volume   93.0
_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  0.34  0.45  1.0
  Zn  Zn1  1  0.0  0.15  0.15  1.0
  Si  Si2  1  0.0  0.37  0.47  1.0
  Si  Si3  1  0.0  0.79  0.79  1.0

Sr Zn Si Si