data_Cu2AgRh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.84
_cell_length_b   2.84
_cell_length_c   7.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2AgRh
_chemical_formula_sum   'Cu2 Ag1 Rh1'
_cell_volume   56.89
_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
  Cu  Cu1  1  0.0  0.0  0.19  1.0
  Cu  Cu2  1  0.42  0.42  0.68  1.0
  Ag  Ag0  1  0.42  0.42  0.38  1.0
  Rh  Rh3  1  0.0  0.0  0.34  1.0

data_Cu2AgRh
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.02
_cell_length_b   4.02
_cell_length_c   7.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Cu2AgRh
_chemical_formula_sum   'Cu4 Ag2 Rh2'
_cell_volume   113.78
_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
  Cu  Cu0  2  0.0  0.0  0.19  1.0
  Cu  Cu1  2  0.42  0.0  0.68  1.0
  Ag  Ag2  2  0.42  0.0  0.38  1.0
  Rh  Rh3  2  0.0  0.0  0.34  1.0

Cu Cu Ag Rh
Cu Cu Ag Rh 0 3 o o o 0 2 o o o 1 2 o o o 2 3 o o o 2 3 o + o 2 3 + o o 