Pu2Zn17 crystallizes in the monoclinic C2/m space group. Pu(1) is bonded in a 19-coordinate geometry to one Zn(2), one Zn(7), two equivalent Zn(1), two equivalent Zn(4), three equivalent Zn(6), four equivalent Zn(3), and six equivalent Zn(5) atoms. There are seven inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to two equivalent Pu(1), two equivalent Zn(3), two equivalent Zn(4), two equivalent Zn(5), two equivalent Zn(6), and two equivalent Zn(7) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with eight equivalent Zn(5)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(2)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra, and faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra. In the second Zn site, Zn(2) is bonded to two equivalent Pu(1), two equivalent Zn(7), four equivalent Zn(3), and four equivalent Zn(5) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with four equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with four equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(3)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(4)Pu2Zn10 cuboctahedra, and faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra. In the third Zn site, Zn(3) is bonded to two equivalent Pu(1), one Zn(1), one Zn(2), one Zn(3), one Zn(4), one Zn(6), two equivalent Zn(7), and three equivalent Zn(5) atoms to form distorted ZnPu2Zn10 cuboctahedra that share  a cornercorner with one Zn(2)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with five equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with five equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with seven equivalent Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(1)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(6)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with seven equivalent Zn(5)Pu3Zn9 cuboctahedra. In the fourth Zn site, Zn(4) is bonded to two equivalent Pu(1), two equivalent Zn(1), two equivalent Zn(3), two equivalent Zn(5), two equivalent Zn(6), and two equivalent Zn(7) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with ten equivalent Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(4)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(2)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with six equivalent Zn(5)Pu3Zn9 cuboctahedra. In the fifth Zn site, Zn(5) is bonded to three equivalent Pu(1), one Zn(1), one Zn(2), one Zn(4), one Zn(5), one Zn(6), one Zn(7), and three equivalent Zn(3) atoms to form distorted ZnPu3Zn9 cuboctahedra that share  a cornercorner with one Zn(2)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with four equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with five equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with seven equivalent Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with three equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra, and faces with seven equivalent Zn(3)Pu2Zn10 cuboctahedra. In the sixth Zn site, Zn(6) is bonded to three equivalent Pu(1), one Zn(7), two equivalent Zn(1), two equivalent Zn(3), two equivalent Zn(4), and two equivalent Zn(5) atoms to form distorted ZnPu3Zn9 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with six equivalent Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(6)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra,  a faceface with one Zn(6)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with six equivalent Zn(5)Pu3Zn9 cuboctahedra. In the seventh Zn site, Zn(7) is bonded in a 14-coordinate geometry to one Pu(1), one Zn(2), one Zn(6), one Zn(7), two equivalent Zn(1), two equivalent Zn(4), two equivalent Zn(5), and four equivalent Zn(3) atoms.
Pu2Zn17 crystallizes in the monoclinic C2/m space group. Pu(1) is bonded in a 19-coordinate geometry to one Zn(2), one Zn(7), two equivalent Zn(1), two equivalent Zn(4), three equivalent Zn(6), four equivalent Zn(3), and six equivalent Zn(5) atoms. The Pu(1)-Zn(2) bond length is 3.40 Å. The Pu(1)-Zn(7) bond length is 3.09 Å. Both Pu(1)-Zn(1) bond lengths are 3.39 Å. Both Pu(1)-Zn(4) bond lengths are 3.16 Å. There are a spread of Pu(1)-Zn(6) bond distances ranging from 3.19-3.42 Å. There are two shorter (3.15 Å) and two longer (3.16 Å) Pu(1)-Zn(3) bond lengths. There are a spread of Pu(1)-Zn(5) bond distances ranging from 3.19-3.42 Å. There are seven inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to two equivalent Pu(1), two equivalent Zn(3), two equivalent Zn(4), two equivalent Zn(5), two equivalent Zn(6), and two equivalent Zn(7) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with eight equivalent Zn(5)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(2)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra, and faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra. Both Zn(1)-Zn(3) bond lengths are 2.56 Å. Both Zn(1)-Zn(4) bond lengths are 2.56 Å. Both Zn(1)-Zn(5) bond lengths are 2.60 Å. Both Zn(1)-Zn(6) bond lengths are 2.60 Å. Both Zn(1)-Zn(7) bond lengths are 2.71 Å. In the second Zn site, Zn(2) is bonded to two equivalent Pu(1), two equivalent Zn(7), four equivalent Zn(3), and four equivalent Zn(5) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with four equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with four equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(3)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(4)Pu2Zn10 cuboctahedra, and faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra. Both Zn(2)-Zn(7) bond lengths are 2.72 Å. All Zn(2)-Zn(3) bond lengths are 2.56 Å. All Zn(2)-Zn(5) bond lengths are 2.60 Å. In the third Zn site, Zn(3) is bonded to two equivalent Pu(1), one Zn(1), one Zn(2), one Zn(3), one Zn(4), one Zn(6), two equivalent Zn(7), and three equivalent Zn(5) atoms to form distorted ZnPu2Zn10 cuboctahedra that share  a cornercorner with one Zn(2)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with five equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with five equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with seven equivalent Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(1)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(6)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with seven equivalent Zn(5)Pu3Zn9 cuboctahedra. The Zn(3)-Zn(3) bond length is 2.62 Å. The Zn(3)-Zn(4) bond length is 2.61 Å. The Zn(3)-Zn(6) bond length is 2.72 Å. There is one shorter (2.92 Å) and one longer (2.93 Å) Zn(3)-Zn(7) bond length. There are two shorter (2.71 Å) and one longer (2.72 Å) Zn(3)-Zn(5) bond length. In the fourth Zn site, Zn(4) is bonded to two equivalent Pu(1), two equivalent Zn(1), two equivalent Zn(3), two equivalent Zn(5), two equivalent Zn(6), and two equivalent Zn(7) atoms to form distorted ZnPu2Zn10 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(5)Pu3Zn9 cuboctahedra, corners with ten equivalent Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(4)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(2)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with six equivalent Zn(5)Pu3Zn9 cuboctahedra. Both Zn(4)-Zn(5) bond lengths are 2.71 Å. Both Zn(4)-Zn(6) bond lengths are 2.72 Å. Both Zn(4)-Zn(7) bond lengths are 2.91 Å. In the fifth Zn site, Zn(5) is bonded to three equivalent Pu(1), one Zn(1), one Zn(2), one Zn(4), one Zn(5), one Zn(6), one Zn(7), and three equivalent Zn(3) atoms to form distorted ZnPu3Zn9 cuboctahedra that share  a cornercorner with one Zn(2)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with four equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with five equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with seven equivalent Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(3)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(4)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(6)Pu3Zn9 cuboctahedra, edges with three equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with three equivalent Zn(6)Pu3Zn9 cuboctahedra, faces with four equivalent Zn(5)Pu3Zn9 cuboctahedra, and faces with seven equivalent Zn(3)Pu2Zn10 cuboctahedra. The Zn(5)-Zn(5) bond length is 2.54 Å. The Zn(5)-Zn(6) bond length is 2.54 Å. The Zn(5)-Zn(7) bond length is 2.82 Å. In the sixth Zn site, Zn(6) is bonded to three equivalent Pu(1), one Zn(7), two equivalent Zn(1), two equivalent Zn(3), two equivalent Zn(4), and two equivalent Zn(5) atoms to form distorted ZnPu3Zn9 cuboctahedra that share corners with two equivalent Zn(1)Pu2Zn10 cuboctahedra, corners with two equivalent Zn(4)Pu2Zn10 cuboctahedra, corners with three equivalent Zn(2)Pu2Zn10 cuboctahedra, corners with four equivalent Zn(6)Pu3Zn9 cuboctahedra, corners with six equivalent Zn(3)Pu2Zn10 cuboctahedra, corners with six equivalent Zn(5)Pu3Zn9 cuboctahedra,  an edgeedge with one Zn(2)Pu2Zn10 cuboctahedra,  an edgeedge with one Zn(6)Pu3Zn9 cuboctahedra, edges with two equivalent Zn(1)Pu2Zn10 cuboctahedra, edges with two equivalent Zn(3)Pu2Zn10 cuboctahedra, edges with four equivalent Zn(5)Pu3Zn9 cuboctahedra,  a faceface with one Zn(2)Pu2Zn10 cuboctahedra,  a faceface with one Zn(6)Pu3Zn9 cuboctahedra, faces with two equivalent Zn(1)Pu2Zn10 cuboctahedra, faces with four equivalent Zn(4)Pu2Zn10 cuboctahedra, faces with six equivalent Zn(3)Pu2Zn10 cuboctahedra, and faces with six equivalent Zn(5)Pu3Zn9 cuboctahedra. The Zn(6)-Zn(7) bond length is 2.82 Å. In the seventh Zn site, Zn(7) is bonded in a 14-coordinate geometry to one Pu(1), one Zn(2), one Zn(6), one Zn(7), two equivalent Zn(1), two equivalent Zn(4), two equivalent Zn(5), and four equivalent Zn(3) atoms. The Zn(7)-Zn(7) bond length is 2.60 Å.