Cu2NiZn is beta Cu3Ti-derived structured and crystallizes in the tetragonal P4/mmm space group. Ni(1) is bonded to eight equivalent Cu(1) and four equivalent Zn(1) atoms to form NiZn4Cu8 cuboctahedra that share corners with twelve equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with eight equivalent Zn(1)Cu8Ni4 cuboctahedra, edges with sixteen equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, faces with four equivalent Zn(1)Cu8Ni4 cuboctahedra, faces with six equivalent Ni(1)Zn4Cu8 cuboctahedra, and faces with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra. Cu(1) is bonded to four equivalent Ni(1), four equivalent Cu(1), and four equivalent Zn(1) atoms to form CuZn4Cu4Ni4 cuboctahedra that share corners with twelve equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, edges with eight equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, edges with eight equivalent Zn(1)Cu8Ni4 cuboctahedra, faces with four equivalent Ni(1)Zn4Cu8 cuboctahedra, faces with four equivalent Zn(1)Cu8Ni4 cuboctahedra, and faces with ten equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra. Zn(1) is bonded to four equivalent Ni(1) and eight equivalent Cu(1) atoms to form ZnCu8Ni4 cuboctahedra that share corners with twelve equivalent Zn(1)Cu8Ni4 cuboctahedra, edges with eight equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with sixteen equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, faces with four equivalent Ni(1)Zn4Cu8 cuboctahedra, faces with six equivalent Zn(1)Cu8Ni4 cuboctahedra, and faces with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra.
Cu2NiZn is beta Cu3Ti-derived structured and crystallizes in the tetragonal P4/mmm space group. Ni(1) is bonded to eight equivalent Cu(1) and four equivalent Zn(1) atoms to form NiZn4Cu8 cuboctahedra that share corners with twelve equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with eight equivalent Zn(1)Cu8Ni4 cuboctahedra, edges with sixteen equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, faces with four equivalent Zn(1)Cu8Ni4 cuboctahedra, faces with six equivalent Ni(1)Zn4Cu8 cuboctahedra, and faces with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra. All Ni(1)-Cu(1) bond lengths are 2.55 Å. All Ni(1)-Zn(1) bond lengths are 2.51 Å. Cu(1) is bonded to four equivalent Ni(1), four equivalent Cu(1), and four equivalent Zn(1) atoms to form CuZn4Cu4Ni4 cuboctahedra that share corners with twelve equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, edges with eight equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, edges with eight equivalent Zn(1)Cu8Ni4 cuboctahedra, faces with four equivalent Ni(1)Zn4Cu8 cuboctahedra, faces with four equivalent Zn(1)Cu8Ni4 cuboctahedra, and faces with ten equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra. All Cu(1)-Cu(1) bond lengths are 2.51 Å. All Cu(1)-Zn(1) bond lengths are 2.55 Å. Zn(1) is bonded to four equivalent Ni(1) and eight equivalent Cu(1) atoms to form ZnCu8Ni4 cuboctahedra that share corners with twelve equivalent Zn(1)Cu8Ni4 cuboctahedra, edges with eight equivalent Ni(1)Zn4Cu8 cuboctahedra, edges with sixteen equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra, faces with four equivalent Ni(1)Zn4Cu8 cuboctahedra, faces with six equivalent Zn(1)Cu8Ni4 cuboctahedra, and faces with eight equivalent Cu(1)Zn4Cu4Ni4 cuboctahedra.