data_AgRh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.79
_cell_length_b   2.79
_cell_length_c   8.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgRh
_chemical_formula_sum   'Ag2 Rh2'
_cell_volume   63.81
_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
  Ag  Ag0  1  0.4  0.0  0.1  1.0
  Ag  Ag1  1  0.0  0.4  0.09  1.0
  Rh  Rh2  1  0.4  0.0  0.96  1.0
  Rh  Rh3  1  0.0  0.4  0.22  1.0

data_AgRh
_symmetry_space_group_name_H-M   C2/m
_cell_length_a   3.95
_cell_length_b   3.95
_cell_length_c   8.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   12
_chemical_formula_structural   AgRh
_chemical_formula_sum   'Ag4 Rh4'
_cell_volume   127.63
_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, y, -z'
  4  'x, -y, z'
  5  'x+1/2, y+1/2, z'
  6  '-x+1/2, -y+1/2, -z'
  7  '-x+1/2, y+1/2, -z'
  8  '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
  Ag  Ag0  4  0.2  0.5  0.01  1.0
  Rh  Rh1  4  0.2  0.5  0.87  1.0

Ag Ag Rh Rh
Ag Ag Rh Rh 0 2 o o - 1 3 o o o 
RhAg crystallizes in the monoclinic C2/m space group. The structure is zero-dimensional and consists of four RhAg clusters. Rh(1) is bonded in a single-bond geometry to one Ag(1) atom. The Rh(1)-Ag(1) bond length is 1.11 Å. Ag(1) is bonded in a single-bond geometry to one Rh(1) atom.