data_Al2ZnAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.91
_cell_length_b   8.91
_cell_length_c   8.91
_cell_angle_alpha   19.07
_cell_angle_beta   19.07
_cell_angle_gamma   19.07
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Al2ZnAg
_chemical_formula_sum   'Al2 Zn1 Ag1'
_cell_volume   65.91
_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
  Al  Al1  1  0.0  0.0  0.22  1.0
  Al  Al2  1  0.0  0.0  0.69  1.0
  Zn  Zn3  1  0.0  0.0  0.09  1.0
  Ag  Ag0  1  0.0  0.0  0.56  1.0

data_Al2ZnAg
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.11
_cell_length_b   2.95
_cell_length_c   8.91
_cell_angle_alpha   90.0
_cell_angle_beta   101.03
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Al2ZnAg
_chemical_formula_sum   'Al4 Zn2 Ag2'
_cell_volume   131.83
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Al  Al0  2  0.0  0.0  0.31  1.0
  Al  Al1  2  0.0  0.0  0.78  1.0
  Zn  Zn2  2  0.0  0.0  0.91  1.0
  Ag  Ag3  2  0.0  0.0  0.44  1.0

Al Al Zn Ag