La2(InSn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. La(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 LaIn6Sn6 cuboctahedra that share corners with twelve equivalent La(1)In6Sn6 cuboctahedra, edges with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with two equivalent In(2)La4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)La4In8 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, and faces with six equivalent La(1)In6Sn6 cuboctahedra. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent La(1), two equivalent In(2), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form distorted InLa4In2Sn6 cuboctahedra that share corners with twelve equivalent In(1)La4In2Sn6 cuboctahedra, edges with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, faces with two equivalent In(2)La4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)La4In8 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, and faces with six equivalent In(1)La4In2Sn6 cuboctahedra. In the second In site, In(2) is bonded to four equivalent La(1), four equivalent In(1), and four equivalent Sn(2) atoms to form distorted InLa4In4Sn4 cuboctahedra that share corners with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent In(2)La4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)La4In8 cuboctahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 12-coordinate geometry to four equivalent La(1), four equivalent In(1), and four equivalent Sn(3) atoms. In the second Sn site, Sn(2) is bonded to four equivalent La(1), four equivalent In(1), and four equivalent In(2) atoms to form SnLa4In8 cuboctahedra that share corners with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent In(2)La4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)La4In8 cuboctahedra. In the third Sn site, Sn(3) is bonded in a 12-coordinate geometry to four equivalent La(1), four equivalent In(1), and four equivalent Sn(1) atoms.
La2(InSn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. La(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 LaIn6Sn6 cuboctahedra that share corners with twelve equivalent La(1)In6Sn6 cuboctahedra, edges with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with two equivalent In(2)La4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)La4In8 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, and faces with six equivalent La(1)In6Sn6 cuboctahedra. Both La(1)-In(2) bond lengths are 3.39 Å. All La(1)-In(1) bond lengths are 3.41 Å. Both La(1)-Sn(1) bond lengths are 3.36 Å. Both La(1)-Sn(2) bond lengths are 3.39 Å. Both La(1)-Sn(3) bond lengths are 3.35 Å. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent La(1), two equivalent In(2), two equivalent Sn(1), two equivalent Sn(2), and two equivalent Sn(3) atoms to form distorted InLa4In2Sn6 cuboctahedra that share corners with twelve equivalent In(1)La4In2Sn6 cuboctahedra, edges with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, faces with two equivalent In(2)La4In4Sn4 cuboctahedra, faces with two equivalent Sn(2)La4In8 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, and faces with six equivalent In(1)La4In2Sn6 cuboctahedra. Both In(1)-In(2) bond lengths are 3.35 Å. Both In(1)-Sn(1) bond lengths are 3.39 Å. Both In(1)-Sn(2) bond lengths are 3.35 Å. Both In(1)-Sn(3) bond lengths are 3.39 Å. In the second In site, In(2) is bonded to four equivalent La(1), four equivalent In(1), and four equivalent Sn(2) atoms to form distorted InLa4In4Sn4 cuboctahedra that share corners with four equivalent In(2)La4In4Sn4 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent In(2)La4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)La4In8 cuboctahedra. All In(2)-Sn(2) bond lengths are 3.41 Å. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 12-coordinate geometry to four equivalent La(1), four equivalent In(1), and four equivalent Sn(3) atoms. All Sn(1)-Sn(3) bond lengths are 3.41 Å. In the second Sn site, Sn(2) is bonded to four equivalent La(1), four equivalent In(1), and four equivalent In(2) atoms to form SnLa4In8 cuboctahedra that share corners with four equivalent Sn(2)La4In8 cuboctahedra, edges with eight equivalent La(1)In6Sn6 cuboctahedra, edges with eight equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent La(1)In6Sn6 cuboctahedra, faces with four equivalent In(1)La4In2Sn6 cuboctahedra, faces with four equivalent In(2)La4In4Sn4 cuboctahedra, and faces with four equivalent Sn(2)La4In8 cuboctahedra. In the third Sn site, Sn(3) is bonded in a 12-coordinate geometry to four equivalent La(1), four equivalent In(1), and four equivalent Sn(1) atoms.