The material structure described by OsPt4 crystallizes in the trigonal R-3m space group. Os(1) is bonded to six equivalent Os(1) and six equivalent Pt(1) atoms to form OsOs6Pt6 cuboctahedra that share corners with six equivalent Os(1)Os6Pt6 cuboctahedra; corners with six Pt(2,2)Pt12 cuboctahedra; edges with six equivalent Os(1)Os6Pt6 cuboctahedra; edges with six Pt(2,2)Pt12 cuboctahedra; edges with twelve equivalent Pt(1)Os3Pt9 cuboctahedra; faces with six equivalent Os(1)Os6Pt6 cuboctahedra; and faces with twelve equivalent Pt(1)Os3Pt9 cuboctahedra. There are six inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to three equivalent Os(1), three equivalent Pt(2), and six equivalent Pt(1) atoms to form PtOs3Pt9 cuboctahedra that share corners with three equivalent Pt(2)Pt12 cuboctahedra; corners with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with six equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with nine Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Os(1)Os6Pt6 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with six equivalent Pt(2)Pt12 cuboctahedra. In the second Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the third Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the fourth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the fifth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the sixth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. is represented by the CIF card [CIF]
data_OsPt4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.492
_cell_length_b   11.492
_cell_length_c   11.492
_cell_angle_alpha   13.977
_cell_angle_beta   13.977
_cell_angle_gamma   13.977
_symmetry_Int_Tables_number   1
_cell_volume   77.051
_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
  Os  Os0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.603  0.603  0.603  1.0
  Pt  Pt2  1  0.201  0.201  0.201  1.0
  Pt  Pt3  1  0.799  0.799  0.799  1.0
  Pt  Pt4  1  0.397  0.397  0.397  1.0
[/CIF]
.
The material structure described by OsPt4 crystallizes in the trigonal R-3m space group. Os(1) is bonded to six equivalent Os(1) and six equivalent Pt(1) atoms to form OsOs6Pt6 cuboctahedra that share corners with six equivalent Os(1)Os6Pt6 cuboctahedra; corners with six Pt(2,2)Pt12 cuboctahedra; edges with six equivalent Os(1)Os6Pt6 cuboctahedra; edges with six Pt(2,2)Pt12 cuboctahedra; edges with twelve equivalent Pt(1)Os3Pt9 cuboctahedra; faces with six equivalent Os(1)Os6Pt6 cuboctahedra; and faces with twelve equivalent Pt(1)Os3Pt9 cuboctahedra. There are six inequivalent Pt sites. In the first Pt site, Pt(1) is bonded to three equivalent Os(1), three equivalent Pt(2), and six equivalent Pt(1) atoms to form PtOs3Pt9 cuboctahedra that share corners with three equivalent Pt(2)Pt12 cuboctahedra; corners with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with six equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with nine Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Os(1)Os6Pt6 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with six equivalent Pt(2)Pt12 cuboctahedra. In the second Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the third Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the fourth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the fifth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. In the sixth Pt site, Pt(2) is bonded to three equivalent Pt(1) and nine Pt(2,2) atoms to form PtPt12 cuboctahedra that share corners with three equivalent Os(1)Os6Pt6 cuboctahedra; corners with three equivalent Pt(1)Os3Pt9 cuboctahedra; corners with six equivalent Pt(2)Pt12 cuboctahedra; edges with three equivalent Os(1)Os6Pt6 cuboctahedra; edges with nine equivalent Pt(1)Os3Pt9 cuboctahedra; edges with twelve Pt(2,2)Pt12 cuboctahedra; faces with six equivalent Pt(1)Os3Pt9 cuboctahedra; and faces with twelve Pt(2,2)Pt12 cuboctahedra. is represented by the CIF card [CIF]
data_OsPt4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.492
_cell_length_b   11.492
_cell_length_c   11.492
_cell_angle_alpha   13.977
_cell_angle_beta   13.977
_cell_angle_gamma   13.977
_symmetry_Int_Tables_number   1
_cell_volume   77.051
_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
  Os  Os0  1  0.000  0.000  0.000  1.0
  Pt  Pt1  1  0.603  0.603  0.603  1.0
  Pt  Pt2  1  0.201  0.201  0.201  1.0
  Pt  Pt3  1  0.799  0.799  0.799  1.0
  Pt  Pt4  1  0.397  0.397  0.397  1.0
[/CIF]
.