Tb2(InSn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. Tb(1) is bonded to two equivalent In(2), four equivalent In(1), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form TbIn6Sn6 cuboctahedra that share corners with twelve equivalent Tb(1)In6Sn6 cuboctahedra, edges with four equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, and faces with six equivalent Tb(1)In6Sn6 cuboctahedra. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent Tb(1), two equivalent In(2), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form distorted InTb4In2Sn6 cuboctahedra that share corners with twelve equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with four equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, and faces with six equivalent In(1)Tb4In2Sn6 cuboctahedra. In the second In site, In(2) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(2) atoms to form distorted InTb4In4Sn4 cuboctahedra that share corners with four equivalent In(2)Tb4In4Sn4 cuboctahedra, corners with eight equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent In(2)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)Tb4In8 cuboctahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(3) atoms to form distorted SnTb4In4Sn4 cuboctahedra that share corners with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, corners with eight equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(2)Tb4In8 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra. In the second Sn site, Sn(2) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent In(2) atoms to form SnTb4In8 cuboctahedra that share corners with four equivalent Sn(2)Tb4In8 cuboctahedra, corners with eight equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent In(2)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)Tb4In8 cuboctahedra. In the third Sn site, Sn(3) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(1) atoms to form distorted SnTb4In4Sn4 cuboctahedra that share corners with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, corners with eight equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra.
Tb2(InSn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. Tb(1) is bonded to two equivalent In(2), four equivalent In(1), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form TbIn6Sn6 cuboctahedra that share corners with twelve equivalent Tb(1)In6Sn6 cuboctahedra, edges with four equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, and faces with six equivalent Tb(1)In6Sn6 cuboctahedra. Both Tb(1)-In(2) bond lengths are 3.35 Å. All Tb(1)-In(1) bond lengths are 3.31 Å. Both Tb(1)-Sn(1) bond lengths are 3.29 Å. Both Tb(1)-Sn(2) bond lengths are 3.34 Å. Both Tb(1)-Sn(3) bond lengths are 3.27 Å. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent Tb(1), two equivalent In(2), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form distorted InTb4In2Sn6 cuboctahedra that share corners with twelve equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with four equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, and faces with six equivalent In(1)Tb4In2Sn6 cuboctahedra. Both In(1)-In(2) bond lengths are 3.30 Å. Both In(1)-Sn(1) bond lengths are 3.32 Å. Both In(1)-Sn(2) bond lengths are 3.31 Å. Both In(1)-Sn(3) bond lengths are 3.33 Å. In the second In site, In(2) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(2) atoms to form distorted InTb4In4Sn4 cuboctahedra that share corners with four equivalent In(2)Tb4In4Sn4 cuboctahedra, corners with eight equivalent Sn(1)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent In(2)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)Tb4In8 cuboctahedra. All In(2)-Sn(2) bond lengths are 3.31 Å. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(3) atoms to form distorted SnTb4In4Sn4 cuboctahedra that share corners with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, corners with eight equivalent In(2)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(2)Tb4In8 cuboctahedra, faces with two equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra. All Sn(1)-Sn(3) bond lengths are 3.31 Å. In the second Sn site, Sn(2) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent In(2) atoms to form SnTb4In8 cuboctahedra that share corners with four equivalent Sn(2)Tb4In8 cuboctahedra, corners with eight equivalent Sn(3)Tb4In4Sn4 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent Sn(1)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(3)Tb4In4Sn4 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent In(2)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)Tb4In8 cuboctahedra. In the third Sn site, Sn(3) is bonded to four equivalent Tb(1), four equivalent In(1), and four equivalent Sn(1) atoms to form distorted SnTb4In4Sn4 cuboctahedra that share corners with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra, corners with eight equivalent Sn(2)Tb4In8 cuboctahedra, edges with eight equivalent Tb(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)Tb4In2Sn6 cuboctahedra, edges with eight equivalent In(2)Tb4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)Tb4In8 cuboctahedra, faces with four equivalent Tb(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)Tb4In2Sn6 cuboctahedra, faces with four equivalent Sn(1)Tb4In4Sn4 cuboctahedra, and faces with four equivalent Sn(3)Tb4In4Sn4 cuboctahedra.