data_Dy(SiRu)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.63
_cell_length_b   5.63
_cell_length_c   5.63
_cell_angle_alpha   136.36
_cell_angle_beta   136.36
_cell_angle_gamma   63.43
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Dy(SiRu)2
_chemical_formula_sum   'Dy1 Si2 Ru2'
_cell_volume   83.93
_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
  Dy  Dy0  1  0.0  0.0  0.0  1.0
  Si  Si3  1  0.0  0.0  0.05  1.0
  Si  Si4  1  0.0  0.0  0.53  1.0
  Ru  Ru1  1  0.09  0.0  0.4  1.0
  Ru  Ru2  1  0.0  0.09  0.4  1.0

data_Dy(SiRu)2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.92
_cell_length_b   5.92
_cell_length_c   5.63
_cell_angle_alpha   90.0
_cell_angle_beta   121.71
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Dy(SiRu)2
_chemical_formula_sum   'Dy2 Si4 Ru4'
_cell_volume   167.87
_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
  Dy  Dy0  2  0.0  0.0  0.0  1.0
  Si  Si1  2  0.45  0.5  0.95  1.0
  Si  Si2  2  0.47  0.0  0.47  1.0
  Ru  Ru3  4  0.15  0.45  0.7  1.0

Dy Si Si Ru Ru
Dy Si Si Ru Ru 0 1 o o o 2 4 o o o 2 3 o o o 3 4 o o o 