data_AlZn2Ga
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.87
_cell_length_b   2.87
_cell_length_c   7.86
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlZn2Ga
_chemical_formula_sum   'Al1 Zn2 Ga1'
_cell_volume   64.91
_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  Al0  1  0.0  0.0  0.84  1.0
  Zn  Zn2  1  0.0  0.0  0.09  1.0
  Zn  Zn3  1  0.44  0.44  0.93  1.0
  Ga  Ga1  1  0.44  0.44  0.94  1.0

data_AlZn2Ga
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.06
_cell_length_b   4.06
_cell_length_c   7.86
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   AlZn2Ga
_chemical_formula_sum   'Al2 Zn4 Ga2'
_cell_volume   129.82
_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  0.84  1.0
  Zn  Zn1  2  0.0  0.0  0.09  1.0
  Zn  Zn2  2  0.44  0.0  0.93  1.0
  Ga  Ga3  2  0.44  0.0  0.94  1.0

Al Zn Zn Ga