Lu2OsB6 crystallizes in the orthorhombic Pbam space group. There are two inequivalent Lu sites. In the first Lu site, Lu(1) is bonded in a 17-coordinate geometry to three equivalent Os(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), two equivalent B(5), two equivalent B(6), and four equivalent B(1) atoms. In the second Lu site, Lu(2) is bonded in a 14-coordinate geometry to two equivalent Os(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), two equivalent B(5), and four equivalent B(6) atoms. Os(1) is bonded in a 15-coordinate geometry to two equivalent Lu(2), three equivalent Lu(1), two equivalent B(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), and two equivalent B(5) atoms. There are six inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to four equivalent Lu(1), two equivalent Os(1), one B(1), one B(2), and one B(5) atom. In the second B site, B(2) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(1), one B(3), and one B(6) atom. In the third B site, B(3) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(2), one B(4), and one B(5) atom. In the fourth B site, B(4) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(3), one B(5), and one B(6) atom. In the fifth B site, B(5) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(1), one B(3), and one B(4) atom. In the sixth B site, B(6) is bonded in a 9-coordinate geometry to two equivalent Lu(1), four equivalent Lu(2), one B(2), one B(4), and one B(6) atom.
Lu2OsB6 crystallizes in the orthorhombic Pbam space group. There are two inequivalent Lu sites. In the first Lu site, Lu(1) is bonded in a 17-coordinate geometry to three equivalent Os(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), two equivalent B(5), two equivalent B(6), and four equivalent B(1) atoms. There are a spread of Lu(1)-Os(1) bond distances ranging from 3.04-3.14 Å. Both Lu(1)-B(2) bond lengths are 2.68 Å. Both Lu(1)-B(3) bond lengths are 2.75 Å. Both Lu(1)-B(4) bond lengths are 2.72 Å. Both Lu(1)-B(5) bond lengths are 2.74 Å. Both Lu(1)-B(6) bond lengths are 2.71 Å. There are two shorter (2.74 Å) and two longer (2.78 Å) Lu(1)-B(1) bond lengths. In the second Lu site, Lu(2) is bonded in a 14-coordinate geometry to two equivalent Os(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), two equivalent B(5), and four equivalent B(6) atoms. Both Lu(2)-Os(1) bond lengths are 2.83 Å. Both Lu(2)-B(2) bond lengths are 2.58 Å. Both Lu(2)-B(3) bond lengths are 2.57 Å. Both Lu(2)-B(4) bond lengths are 2.56 Å. Both Lu(2)-B(5) bond lengths are 2.59 Å. There are two shorter (2.57 Å) and two longer (2.58 Å) Lu(2)-B(6) bond lengths. Os(1) is bonded in a 15-coordinate geometry to two equivalent Lu(2), three equivalent Lu(1), two equivalent B(1), two equivalent B(2), two equivalent B(3), two equivalent B(4), and two equivalent B(5) atoms. Both Os(1)-B(1) bond lengths are 2.34 Å. Both Os(1)-B(2) bond lengths are 2.35 Å. Both Os(1)-B(3) bond lengths are 2.36 Å. Both Os(1)-B(4) bond lengths are 2.38 Å. Both Os(1)-B(5) bond lengths are 2.32 Å. There are six inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to four equivalent Lu(1), two equivalent Os(1), one B(1), one B(2), and one B(5) atom. The B(1)-B(1) bond length is 1.80 Å. The B(1)-B(2) bond length is 1.77 Å. The B(1)-B(5) bond length is 1.79 Å. In the second B site, B(2) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(1), one B(3), and one B(6) atom. The B(2)-B(3) bond length is 1.80 Å. The B(2)-B(6) bond length is 1.79 Å. In the third B site, B(3) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(2), one B(4), and one B(5) atom. The B(3)-B(4) bond length is 1.73 Å. The B(3)-B(5) bond length is 1.82 Å. In the fourth B site, B(4) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(3), one B(5), and one B(6) atom. The B(4)-B(5) bond length is 1.78 Å. The B(4)-B(6) bond length is 1.78 Å. In the fifth B site, B(5) is bonded in a 9-coordinate geometry to two equivalent Lu(1), two equivalent Lu(2), two equivalent Os(1), one B(1), one B(3), and one B(4) atom. In the sixth B site, B(6) is bonded in a 9-coordinate geometry to two equivalent Lu(1), four equivalent Lu(2), one B(2), one B(4), and one B(6) atom. The B(6)-B(6) bond length is 2.08 Å.