Yb2NiGe6 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Yb sites. In the first Yb site, Yb(1) is bonded in a 10-coordinate geometry to two equivalent Ge(2), two equivalent Ge(4), two equivalent Ge(5), and four equivalent Ge(6) atoms. In the second Yb site, Yb(2) is bonded in a 14-coordinate geometry to four equivalent Ni(1), two equivalent Ge(1), two equivalent Ge(3), two equivalent Ge(6), and four equivalent Ge(5) atoms. Ni(1) is bonded in a 9-coordinate geometry to four equivalent Yb(2), one Ge(5), two equivalent Ge(1), and two equivalent Ge(3) atoms. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Yb(2), two equivalent Ni(1), one Ge(2), and four equivalent Ge(3) atoms. In the second Ge site, Ge(2) is bonded in a 7-coordinate geometry to two equivalent Yb(1), one Ge(1), and four equivalent Ge(4) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Yb(2), two equivalent Ni(1), one Ge(4), and four equivalent Ge(1) atoms. In the fourth Ge site, Ge(4) is bonded in a 7-coordinate geometry to two equivalent Yb(1), one Ge(3), and four equivalent Ge(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to two equivalent Yb(1), four equivalent Yb(2), one Ni(1), and two equivalent Ge(6) atoms. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Yb(2), four equivalent Yb(1), and two equivalent Ge(5) atoms.
Yb2NiGe6 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Yb sites. In the first Yb site, Yb(1) is bonded in a 10-coordinate geometry to two equivalent Ge(2), two equivalent Ge(4), two equivalent Ge(5), and four equivalent Ge(6) atoms. Both Yb(1)-Ge(2) bond lengths are 3.10 Å. Both Yb(1)-Ge(4) bond lengths are 3.10 Å. Both Yb(1)-Ge(5) bond lengths are 3.31 Å. All Yb(1)-Ge(6) bond lengths are 3.04 Å. In the second Yb site, Yb(2) is bonded in a 14-coordinate geometry to four equivalent Ni(1), two equivalent Ge(1), two equivalent Ge(3), two equivalent Ge(6), and four equivalent Ge(5) atoms. All Yb(2)-Ni(1) bond lengths are 3.09 Å. Both Yb(2)-Ge(1) bond lengths are 3.13 Å. Both Yb(2)-Ge(3) bond lengths are 3.25 Å. Both Yb(2)-Ge(6) bond lengths are 3.34 Å. All Yb(2)-Ge(5) bond lengths are 3.06 Å. Ni(1) is bonded in a 9-coordinate geometry to four equivalent Yb(2), one Ge(5), two equivalent Ge(1), and two equivalent Ge(3) atoms. The Ni(1)-Ge(5) bond length is 2.32 Å. Both Ni(1)-Ge(1) bond lengths are 2.41 Å. Both Ni(1)-Ge(3) bond lengths are 2.35 Å. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Yb(2), two equivalent Ni(1), one Ge(2), and four equivalent Ge(3) atoms. The Ge(1)-Ge(2) bond length is 2.48 Å. All Ge(1)-Ge(3) bond lengths are 2.85 Å. In the second Ge site, Ge(2) is bonded in a 7-coordinate geometry to two equivalent Yb(1), one Ge(1), and four equivalent Ge(4) atoms. All Ge(2)-Ge(4) bond lengths are 2.85 Å. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Yb(2), two equivalent Ni(1), one Ge(4), and four equivalent Ge(1) atoms. The Ge(3)-Ge(4) bond length is 2.50 Å. In the fourth Ge site, Ge(4) is bonded in a 7-coordinate geometry to two equivalent Yb(1), one Ge(3), and four equivalent Ge(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to two equivalent Yb(1), four equivalent Yb(2), one Ni(1), and two equivalent Ge(6) atoms. Both Ge(5)-Ge(6) bond lengths are 2.47 Å. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Yb(2), four equivalent Yb(1), and two equivalent Ge(5) atoms.