Ni8B3Ge2 crystallizes in the orthorhombic Pmmn space group. There are five inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 5-coordinate geometry to one B(1) and four equivalent Ge(1) atoms. In the second Ni site, Ni(2) is bonded in a 6-coordinate geometry to one B(1), three equivalent B(2), and two equivalent Ge(1) atoms. In the third Ni site, Ni(3) is bonded in a 4-coordinate geometry to two equivalent B(1) and two equivalent Ge(1) atoms. In the fourth Ni site, Ni(4) is bonded in a 6-coordinate geometry to three equivalent B(2) and three equivalent Ge(1) atoms. In the fifth Ni site, Ni(5) is bonded in a 4-coordinate geometry to one B(2), two equivalent B(1), and one Ge(1) atom. There are two inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to one Ni(1), two equivalent Ni(2), two equivalent Ni(3), and four equivalent Ni(5) atoms. In the second B site, B(2) is bonded in a 9-coordinate geometry to one Ni(5), three equivalent Ni(2), three equivalent Ni(4), and two equivalent B(2) atoms. Ge(1) is bonded in a 9-coordinate geometry to one Ni(3), one Ni(5), two equivalent Ni(1), two equivalent Ni(2), and three equivalent Ni(4) atoms.
Ni8B3Ge2 crystallizes in the orthorhombic Pmmn space group. There are five inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 5-coordinate geometry to one B(1) and four equivalent Ge(1) atoms. The Ni(1)-B(1) bond length is 2.29 Å. All Ni(1)-Ge(1) bond lengths are 2.42 Å. In the second Ni site, Ni(2) is bonded in a 6-coordinate geometry to one B(1), three equivalent B(2), and two equivalent Ge(1) atoms. The Ni(2)-B(1) bond length is 2.36 Å. There is one shorter (2.07 Å) and two longer (2.08 Å) Ni(2)-B(2) bond lengths. Both Ni(2)-Ge(1) bond lengths are 2.48 Å. In the third Ni site, Ni(3) is bonded in a 4-coordinate geometry to two equivalent B(1) and two equivalent Ge(1) atoms. Both Ni(3)-B(1) bond lengths are 2.08 Å. Both Ni(3)-Ge(1) bond lengths are 2.39 Å. In the fourth Ni site, Ni(4) is bonded in a 6-coordinate geometry to three equivalent B(2) and three equivalent Ge(1) atoms. There are two shorter (2.15 Å) and one longer (2.20 Å) Ni(4)-B(2) bond length. There is one shorter (2.38 Å) and two longer (2.53 Å) Ni(4)-Ge(1) bond lengths. In the fifth Ni site, Ni(5) is bonded in a 4-coordinate geometry to one B(2), two equivalent B(1), and one Ge(1) atom. The Ni(5)-B(2) bond length is 2.03 Å. Both Ni(5)-B(1) bond lengths are 2.05 Å. The Ni(5)-Ge(1) bond length is 2.34 Å. There are two inequivalent B sites. In the first B site, B(1) is bonded in a 9-coordinate geometry to one Ni(1), two equivalent Ni(2), two equivalent Ni(3), and four equivalent Ni(5) atoms. In the second B site, B(2) is bonded in a 9-coordinate geometry to one Ni(5), three equivalent Ni(2), three equivalent Ni(4), and two equivalent B(2) atoms. Both B(2)-B(2) bond lengths are 1.81 Å. Ge(1) is bonded in a 9-coordinate geometry to one Ni(3), one Ni(5), two equivalent Ni(1), two equivalent Ni(2), and three equivalent Ni(4) atoms.