Sm2Ru3Ge5 crystallizes in the orthorhombic Ibam space group. Sm(1) is bonded in a 16-coordinate geometry to two equivalent Ru(2), four equivalent Ru(1), two equivalent Ge(3), four equivalent Ge(1), and four equivalent Ge(2) atoms. There are two inequivalent Ru sites. In the first Ru site, Ru(2) is bonded in a 6-coordinate geometry to four equivalent Sm(1), two equivalent Ge(2), and four equivalent Ge(1) atoms. In the second Ru site, Ru(1) is bonded in a 9-coordinate geometry to four equivalent Sm(1), one Ge(1), two equivalent Ge(2), and two equivalent Ge(3) atoms. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent Sm(1), one Ru(1), two equivalent Ru(2), and two equivalent Ge(2) atoms. In the second Ge site, Ge(2) is bonded in a 11-coordinate geometry to four equivalent Sm(1), one Ru(2), two equivalent Ru(1), two equivalent Ge(1), and two equivalent Ge(2) atoms. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to four equivalent Sm(1) and four equivalent Ru(1) atoms.
Sm2Ru3Ge5 crystallizes in the orthorhombic Ibam space group. Sm(1) is bonded in a 16-coordinate geometry to two equivalent Ru(2), four equivalent Ru(1), two equivalent Ge(3), four equivalent Ge(1), and four equivalent Ge(2) atoms. Both Sm(1)-Ru(2) bond lengths are 3.48 Å. There is one shorter (3.20 Å) and three longer (3.21 Å) Sm(1)-Ru(1) bond lengths. Both Sm(1)-Ge(3) bond lengths are 3.20 Å. There are a spread of Sm(1)-Ge(1) bond distances ranging from 3.00-3.43 Å. There are two shorter (3.16 Å) and two longer (3.31 Å) Sm(1)-Ge(2) bond lengths. There are two inequivalent Ru sites. In the first Ru site, Ru(2) is bonded in a 6-coordinate geometry to four equivalent Sm(1), two equivalent Ge(2), and four equivalent Ge(1) atoms. Both Ru(2)-Ge(2) bond lengths are 2.60 Å. All Ru(2)-Ge(1) bond lengths are 2.50 Å. In the second Ru site, Ru(1) is bonded in a 9-coordinate geometry to four equivalent Sm(1), one Ge(1), two equivalent Ge(2), and two equivalent Ge(3) atoms. The Ru(1)-Ge(1) bond length is 2.43 Å. Both Ru(1)-Ge(2) bond lengths are 2.49 Å. Both Ru(1)-Ge(3) bond lengths are 2.50 Å. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent Sm(1), one Ru(1), two equivalent Ru(2), and two equivalent Ge(2) atoms. Both Ge(1)-Ge(2) bond lengths are 2.68 Å. In the second Ge site, Ge(2) is bonded in a 11-coordinate geometry to four equivalent Sm(1), one Ru(2), two equivalent Ru(1), two equivalent Ge(1), and two equivalent Ge(2) atoms. Both Ge(2)-Ge(2) bond lengths are 2.91 Å. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to four equivalent Sm(1) and four equivalent Ru(1) atoms.