PuWB4 crystallizes in the orthorhombic Pbam space group. Pu(1) is bonded in a 18-coordinate geometry to four equivalent W(1), two equivalent B(3), four equivalent B(1), four equivalent B(2), and four equivalent B(4) atoms. W(1) is bonded in a 10-coordinate geometry to four equivalent Pu(1), two equivalent B(1), two equivalent B(2), two equivalent B(4), and four equivalent B(3) atoms. There are four inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(2), and two equivalent B(4) atoms. In the second B site, B(2) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(1), one B(2), and one B(3) atom. In the third B site, B(3) is bonded in a 9-coordinate geometry to two equivalent Pu(1), four equivalent W(1), one B(2), one B(3), and one B(4) atom. In the fourth B site, B(4) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(3), and two equivalent B(1) atoms.
PuWB4 crystallizes in the orthorhombic Pbam space group. Pu(1) is bonded in a 18-coordinate geometry to four equivalent W(1), two equivalent B(3), four equivalent B(1), four equivalent B(2), and four equivalent B(4) atoms. There are a spread of Pu(1)-W(1) bond distances ranging from 3.06-3.15 Å. Both Pu(1)-B(3) bond lengths are 2.68 Å. There are two shorter (2.76 Å) and two longer (2.80 Å) Pu(1)-B(1) bond lengths. There are two shorter (2.76 Å) and two longer (2.81 Å) Pu(1)-B(2) bond lengths. There are two shorter (2.74 Å) and two longer (2.82 Å) Pu(1)-B(4) bond lengths. W(1) is bonded in a 10-coordinate geometry to four equivalent Pu(1), two equivalent B(1), two equivalent B(2), two equivalent B(4), and four equivalent B(3) atoms. Both W(1)-B(1) bond lengths are 2.36 Å. Both W(1)-B(2) bond lengths are 2.38 Å. Both W(1)-B(4) bond lengths are 2.40 Å. There are two shorter (2.39 Å) and two longer (2.40 Å) W(1)-B(3) bond lengths. There are four inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(2), and two equivalent B(4) atoms. The B(1)-B(2) bond length is 1.88 Å. There is one shorter (1.80 Å) and one longer (1.89 Å) B(1)-B(4) bond length. In the second B site, B(2) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(1), one B(2), and one B(3) atom. The B(2)-B(2) bond length is 1.78 Å. The B(2)-B(3) bond length is 1.77 Å. In the third B site, B(3) is bonded in a 9-coordinate geometry to two equivalent Pu(1), four equivalent W(1), one B(2), one B(3), and one B(4) atom. The B(3)-B(3) bond length is 1.78 Å. The B(3)-B(4) bond length is 1.79 Å. In the fourth B site, B(4) is bonded in a 9-coordinate geometry to four equivalent Pu(1), two equivalent W(1), one B(3), and two equivalent B(1) atoms.