The material described by Pt7Sb crystallizes in the cubic Fm-3m space group. There are twenty-five inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2) atoms to form PtPt12 cuboctahedra that share corners with twelve equivalent Pt(1)Pt12 cuboctahedra; edges with twenty-four Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with six equivalent Sb(1)Pt12 cuboctahedra; and faces with twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the second Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the third Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fourth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fifth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the sixth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the seventh Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eighth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the ninth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the tenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eleventh Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twelfth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the thirteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fourteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fifteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the sixteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the seventeenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eighteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the nineteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twentieth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-first Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-second Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-third Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-fourth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-fifth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. Sb(1) is bonded to twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2) atoms to form SbPt12 cuboctahedra that share corners with twelve equivalent Sb(1)Pt12 cuboctahedra; edges with twenty-four Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with six equivalent Pt(1)Pt12 cuboctahedra; and faces with twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. is represented by the CIF file [CIF]
data_SbPt7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.650
_cell_length_b   5.650
_cell_length_c   5.650
_cell_angle_alpha   60.000
_cell_angle_beta   60.000
_cell_angle_gamma   60.000
_symmetry_Int_Tables_number   1
_cell_volume   127.521
_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
  Sb  Sb0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.500  0.500  0.500  1.0
  Pt  Pt2  1  0.500  0.000  0.000  1.0
  Pt  Pt3  1  0.000  0.000  0.500  1.0
  Pt  Pt4  1  0.500  0.500  0.000  1.0
  Pt  Pt5  1  0.000  0.500  0.500  1.0
  Pt  Pt6  1  0.000  0.500  0.000  1.0
  Pt  Pt7  1  0.500  0.000  0.500  1.0
[/CIF]
.
The material described by Pt7Sb crystallizes in the cubic Fm-3m space group. There are twenty-five inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2) atoms to form PtPt12 cuboctahedra that share corners with twelve equivalent Pt(1)Pt12 cuboctahedra; edges with twenty-four Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with six equivalent Sb(1)Pt12 cuboctahedra; and faces with twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the second Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the third Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fourth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fifth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the sixth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the seventh Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eighth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the ninth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the tenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eleventh Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twelfth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the thirteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fourteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the fifteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the sixteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the seventeenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the eighteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the nineteenth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twentieth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-first Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-second Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-third Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-fourth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. In the twenty-fifth Pt site, Pt(2) is bonded to two equivalent Pt(1); eight Pt(2,2,2,2,2,2,2,2); and two equivalent Sb(1) atoms to form PtSb2Pt10 cuboctahedra that share corners with twelve Pt(2,2,2)Sb2Pt10 cuboctahedra; edges with four equivalent Pt(1)Pt12 cuboctahedra; edges with four equivalent Sb(1)Pt12 cuboctahedra; edges with sixteen Pt(2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with two equivalent Pt(1)Pt12 cuboctahedra; faces with two equivalent Sb(1)Pt12 cuboctahedra; and faces with fourteen Pt(2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. Sb(1) is bonded to twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2) atoms to form SbPt12 cuboctahedra that share corners with twelve equivalent Sb(1)Pt12 cuboctahedra; edges with twenty-four Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra; faces with six equivalent Pt(1)Pt12 cuboctahedra; and faces with twelve Pt(2,2,2,2,2,2,2,2,2,2,2,2)Sb2Pt10 cuboctahedra. is represented by the CIF file [CIF]
data_SbPt7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.650
_cell_length_b   5.650
_cell_length_c   5.650
_cell_angle_alpha   60.000
_cell_angle_beta   60.000
_cell_angle_gamma   60.000
_symmetry_Int_Tables_number   1
_cell_volume   127.521
_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
  Sb  Sb0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.500  0.500  0.500  1.0
  Pt  Pt2  1  0.500  0.000  0.000  1.0
  Pt  Pt3  1  0.000  0.000  0.500  1.0
  Pt  Pt4  1  0.500  0.500  0.000  1.0
  Pt  Pt5  1  0.000  0.500  0.500  1.0
  Pt  Pt6  1  0.000  0.500  0.000  1.0
  Pt  Pt7  1  0.500  0.000  0.500  1.0
[/CIF]
.