The material described by PtAg crystallizes in the trigonal R-3m space group. Pt(1) is bonded to six equivalent Pt(1) and six equivalent Ag(1) atoms to form PtAg6Pt6 cuboctahedra that share corners with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, faces with six equivalent Pt(1)Ag6Pt6 cuboctahedra, and faces with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra. Ag(1) is bonded to six equivalent Pt(1) and six equivalent Ag(1) atoms to form AgAg6Pt6 cuboctahedra that share corners with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, faces with six equivalent Ag(1)Ag6Pt6 cuboctahedra, and faces with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra. is represented by the CIF card [CIF]
data_AgPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.795
_cell_length_b   2.795
_cell_length_c   5.013
_cell_angle_alpha   73.812
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   32.120
_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
  Ag  Ag0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.500  0.000  0.500  1.0
[/CIF]
.
The material described by PtAg crystallizes in the trigonal R-3m space group. Pt(1) is bonded to six equivalent Pt(1) and six equivalent Ag(1) atoms to form PtAg6Pt6 cuboctahedra that share corners with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, faces with six equivalent Pt(1)Ag6Pt6 cuboctahedra, and faces with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra. Ag(1) is bonded to six equivalent Pt(1) and six equivalent Ag(1) atoms to form AgAg6Pt6 cuboctahedra that share corners with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra, edges with twelve equivalent Ag(1)Ag6Pt6 cuboctahedra, faces with six equivalent Ag(1)Ag6Pt6 cuboctahedra, and faces with twelve equivalent Pt(1)Ag6Pt6 cuboctahedra. is represented by the CIF card [CIF]
data_AgPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.795
_cell_length_b   2.795
_cell_length_c   5.013
_cell_angle_alpha   73.812
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   32.120
_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
  Ag  Ag0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.500  0.000  0.500  1.0
[/CIF]
.