data_AlZnGa
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.21
_cell_length_b   7.04
_cell_length_c   2.82
_cell_angle_alpha   81.95
_cell_angle_beta   75.27
_cell_angle_gamma   22.78
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlZnGa
_chemical_formula_sum   'Al1 Zn1 Ga1'
_cell_volume   51.84
_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  Al0  1  0.67  0.27  0.64  1.0
  Zn  Zn2  1  0.67  0.27  0.59  1.0
  Ga  Ga1  1  0.67  0.27  0.13  1.0

data_AlZnGa
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.33
_cell_length_b   13.68
_cell_length_c   2.82
_cell_angle_alpha   90.0
_cell_angle_beta   126.25
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   AlZnGa
_chemical_formula_sum   'Al2 Zn2 Ga2'
_cell_volume   103.69
_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  0.27  0.0  0.69  1.0
  Zn  Zn1  2  0.27  0.0  0.74  1.0
  Ga  Ga2  2  0.27  0.0  0.2  1.0

Al Zn Ga
Al Zn Ga 0 1 o o o 0 2 o o + 0 2 o o o 1 2 o o + 1 2 o o o 