data_DyAl2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.76
_cell_length_b   5.76
_cell_length_c   5.56
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   DyAl2
_chemical_formula_sum   'Dy2 Al4'
_cell_volume   184.64
_cell_formula_units_Z   2
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
  Dy  Dy4  1  0.0  0.0  0.0  1.0
  Dy  Dy5  1  0.88  0.88  0.78  1.0
  Al  Al0  1  0.01  0.01  0.0  1.0
  Al  Al1  1  0.76  0.76  0.0  1.0
  Al  Al2  1  0.89  0.87  0.78  1.0
  Al  Al3  1  0.87  0.89  0.78  1.0

data_DyAl2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   8.15
_cell_length_b   8.15
_cell_length_c   5.56
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   DyAl2
_chemical_formula_sum   'Dy4 Al8'
_cell_volume   369.28
_cell_formula_units_Z   4
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
  Dy  Dy0  2  0.0  0.0  0.0  1.0
  Dy  Dy1  2  0.38  0.5  0.78  1.0
  Al  Al2  4  0.38  0.49  0.78  1.0
  Al  Al3  2  0.01  0.0  0.0  1.0
  Al  Al4  2  0.26  0.5  0.0  1.0

Dy Dy Al Al Al Al