In15SnO24 is Spinel-like structured and crystallizes in the monoclinic C2 space group. There are nine inequivalent In sites. In the first In site, In(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(4), and one O(7) atom to form InO6 octahedra that share  a cornercorner with one In(2)O6 octahedra,  a cornercorner with one In(3)O6 octahedra,  a cornercorner with one In(4)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one In(8)O6 octahedra,  an edgeedge with one In(2)O6 octahedra,  an edgeedge with one In(3)O6 octahedra,  an edgeedge with one In(4)O6 octahedra,  an edgeedge with one In(8)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-58°. In the second In site, In(2) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(9)O6 octahedra, corners with two equivalent In(4)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(7)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and edges with two equivalent In(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-57°. In the third In site, In(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra, corners with two equivalent In(8)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and edges with two equivalent In(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. In the fourth In site, In(4) is bonded to one O(10), one O(11), one O(12), one O(3), one O(6), and one O(8) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(9)O6 octahedra, corners with two equivalent In(2)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(7)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and edges with two equivalent In(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-57°. In the fifth In site, In(5) is bonded to two equivalent O(12), two equivalent O(5), and two equivalent O(7) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 55-57°. In the sixth In site, In(6) is bonded to one O(1), one O(12), one O(5), one O(6), one O(8), and one O(9) atom to form InO6 octahedra that share  a cornercorner with one In(2)O6 octahedra,  a cornercorner with one In(3)O6 octahedra,  a cornercorner with one In(4)O6 octahedra,  a cornercorner with one In(8)O6 octahedra,  a cornercorner with one In(9)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  an edgeedge with one In(2)O6 octahedra,  an edgeedge with one In(3)O6 octahedra,  an edgeedge with one In(4)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(7)O6 octahedra, and  an edgeedge with one In(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the seventh In site, In(7) is bonded to two equivalent O(1), two equivalent O(10), and two equivalent O(6) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 54-56°. In the eighth In site, In(8) is bonded to one O(10), one O(11), one O(12), one O(4), one O(5), and one O(8) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra, corners with two equivalent In(3)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and edges with two equivalent In(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-56°. In the ninth In site, In(9) is bonded to two equivalent O(11), two equivalent O(4), and two equivalent O(9) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. Sn(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(8) atoms to form distorted SnO6 octahedra that share corners with two equivalent In(3)O6 octahedra, corners with two equivalent In(6)O6 octahedra, corners with two equivalent In(8)O6 octahedra, edges with two equivalent In(1)O6 octahedra, edges with two equivalent In(2)O6 octahedra, and edges with two equivalent In(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one In(2), one In(3), one In(6), and one In(7) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(6)In4 trigonal pyramids. In the second O site, O(2) is bonded to one In(1), one In(2), one In(3), and one Sn(1) atom to form OIn3Sn trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids, edges with two equivalent O(3)In3Sn tetrahedra,  an edgeedge with one O(7)In4 trigonal pyramid, and  an edgeedge with one O(9)In4 trigonal pyramid. In the third O site, O(3) is bonded to one In(1), one In(2), one In(4), and one Sn(1) atom to form OIn3Sn tetrahedra that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(2)In3Sn trigonal pyramids. In the fourth O site, O(4) is bonded to one In(1), one In(3), one In(8), and one In(9) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(11)In4 trigonal pyramids. In the fifth O site, O(5) is bonded to one In(3), one In(5), one In(6), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(12)In4 trigonal pyramids. In the sixth O site, O(6) is bonded to one In(2), one In(4), one In(6), and one In(7) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(1)In4 trigonal pyramids. In the seventh O site, O(7) is bonded to one In(1), one In(2), one In(3), and one In(5) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(2)In3Sn trigonal pyramid,  an edgeedge with one O(1)In4 trigonal pyramid,  an edgeedge with one O(4)In4 trigonal pyramid, and  an edgeedge with one O(5)In4 trigonal pyramid. In the eighth O site, O(8) is bonded to one In(4), one In(6), one In(8), and one Sn(1) atom to form OIn3Sn trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(3)In3Sn tetrahedra,  an edgeedge with one O(11)In4 trigonal pyramid,  an edgeedge with one O(12)In4 trigonal pyramid, and  an edgeedge with one O(6)In4 trigonal pyramid. In the ninth O site, O(9) is bonded to one In(2), one In(3), one In(6), and one In(9) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(2)In3Sn trigonal pyramid,  an edgeedge with one O(1)In4 trigonal pyramid,  an edgeedge with one O(4)In4 trigonal pyramid, and  an edgeedge with one O(5)In4 trigonal pyramid. In the tenth O site, O(10) is bonded to one In(1), one In(4), one In(7), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids,  an edgeedge with one O(3)In3Sn tetrahedra,  an edgeedge with one O(11)In4 trigonal pyramid,  an edgeedge with one O(12)In4 trigonal pyramid, and  an edgeedge with one O(6)In4 trigonal pyramid. In the eleventh O site, O(11) is bonded to one In(1), one In(4), one In(8), and one In(9) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(4)In4 trigonal pyramids. In the twelfth O site, O(12) is bonded to one In(4), one In(5), one In(6), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(5)In4 trigonal pyramids.
In15SnO24 is Spinel-like structured and crystallizes in the monoclinic C2 space group. There are nine inequivalent In sites. In the first In site, In(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(4), and one O(7) atom to form InO6 octahedra that share  a cornercorner with one In(2)O6 octahedra,  a cornercorner with one In(3)O6 octahedra,  a cornercorner with one In(4)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one In(8)O6 octahedra,  an edgeedge with one In(2)O6 octahedra,  an edgeedge with one In(3)O6 octahedra,  an edgeedge with one In(4)O6 octahedra,  an edgeedge with one In(8)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-58°. The In(1)-O(10) bond length is 2.18 Å. The In(1)-O(11) bond length is 2.20 Å. The In(1)-O(2) bond length is 2.24 Å. The In(1)-O(3) bond length is 2.20 Å. The In(1)-O(4) bond length is 2.17 Å. The In(1)-O(7) bond length is 2.18 Å. In the second In site, In(2) is bonded to one O(1), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(9)O6 octahedra, corners with two equivalent In(4)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(7)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and edges with two equivalent In(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-57°. The In(2)-O(1) bond length is 2.23 Å. The In(2)-O(2) bond length is 2.29 Å. The In(2)-O(3) bond length is 2.16 Å. The In(2)-O(6) bond length is 2.14 Å. The In(2)-O(7) bond length is 2.20 Å. The In(2)-O(9) bond length is 2.20 Å. In the third In site, In(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra, corners with two equivalent In(8)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and edges with two equivalent In(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. The In(3)-O(1) bond length is 2.14 Å. The In(3)-O(2) bond length is 2.17 Å. The In(3)-O(4) bond length is 2.21 Å. The In(3)-O(5) bond length is 2.21 Å. The In(3)-O(7) bond length is 2.25 Å. The In(3)-O(9) bond length is 2.23 Å. In the fourth In site, In(4) is bonded to one O(10), one O(11), one O(12), one O(3), one O(6), and one O(8) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(5)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(9)O6 octahedra, corners with two equivalent In(2)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(7)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and edges with two equivalent In(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-57°. The In(4)-O(10) bond length is 2.22 Å. The In(4)-O(11) bond length is 2.13 Å. The In(4)-O(12) bond length is 2.15 Å. The In(4)-O(3) bond length is 2.25 Å. The In(4)-O(6) bond length is 2.20 Å. The In(4)-O(8) bond length is 2.27 Å. In the fifth In site, In(5) is bonded to two equivalent O(12), two equivalent O(5), and two equivalent O(7) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 55-57°. Both In(5)-O(12) bond lengths are 2.22 Å. Both In(5)-O(5) bond lengths are 2.25 Å. Both In(5)-O(7) bond lengths are 2.15 Å. In the sixth In site, In(6) is bonded to one O(1), one O(12), one O(5), one O(6), one O(8), and one O(9) atom to form InO6 octahedra that share  a cornercorner with one In(2)O6 octahedra,  a cornercorner with one In(3)O6 octahedra,  a cornercorner with one In(4)O6 octahedra,  a cornercorner with one In(8)O6 octahedra,  a cornercorner with one In(9)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  an edgeedge with one In(2)O6 octahedra,  an edgeedge with one In(3)O6 octahedra,  an edgeedge with one In(4)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(7)O6 octahedra, and  an edgeedge with one In(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. The In(6)-O(1) bond length is 2.19 Å. The In(6)-O(12) bond length is 2.18 Å. The In(6)-O(5) bond length is 2.19 Å. The In(6)-O(6) bond length is 2.18 Å. The In(6)-O(8) bond length is 2.24 Å. The In(6)-O(9) bond length is 2.20 Å. In the seventh In site, In(7) is bonded to two equivalent O(1), two equivalent O(10), and two equivalent O(6) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 54-56°. Both In(7)-O(1) bond lengths are 2.20 Å. Both In(7)-O(10) bond lengths are 2.15 Å. Both In(7)-O(6) bond lengths are 2.27 Å. In the eighth In site, In(8) is bonded to one O(10), one O(11), one O(12), one O(4), one O(5), and one O(8) atom to form distorted InO6 octahedra that share  a cornercorner with one In(1)O6 octahedra,  a cornercorner with one In(6)O6 octahedra,  a cornercorner with one In(7)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra, corners with two equivalent In(3)O6 octahedra,  an edgeedge with one In(1)O6 octahedra,  an edgeedge with one In(5)O6 octahedra,  an edgeedge with one In(6)O6 octahedra,  an edgeedge with one In(9)O6 octahedra, and edges with two equivalent In(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-56°. The In(8)-O(10) bond length is 2.22 Å. The In(8)-O(11) bond length is 2.23 Å. The In(8)-O(12) bond length is 2.23 Å. The In(8)-O(4) bond length is 2.14 Å. The In(8)-O(5) bond length is 2.14 Å. The In(8)-O(8) bond length is 2.26 Å. In the ninth In site, In(9) is bonded to two equivalent O(11), two equivalent O(4), and two equivalent O(9) atoms to form a mixture of distorted corner and edge-sharing InO6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. Both In(9)-O(11) bond lengths are 2.23 Å. Both In(9)-O(4) bond lengths are 2.24 Å. Both In(9)-O(9) bond lengths are 2.15 Å. Sn(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(8) atoms to form distorted SnO6 octahedra that share corners with two equivalent In(3)O6 octahedra, corners with two equivalent In(6)O6 octahedra, corners with two equivalent In(8)O6 octahedra, edges with two equivalent In(1)O6 octahedra, edges with two equivalent In(2)O6 octahedra, and edges with two equivalent In(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. Both Sn(1)-O(2) bond lengths are 2.11 Å. Both Sn(1)-O(3) bond lengths are 2.16 Å. Both Sn(1)-O(8) bond lengths are 2.07 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one In(2), one In(3), one In(6), and one In(7) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(6)In4 trigonal pyramids. In the second O site, O(2) is bonded to one In(1), one In(2), one In(3), and one Sn(1) atom to form OIn3Sn trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids, edges with two equivalent O(3)In3Sn tetrahedra,  an edgeedge with one O(7)In4 trigonal pyramid, and  an edgeedge with one O(9)In4 trigonal pyramid. In the third O site, O(3) is bonded to one In(1), one In(2), one In(4), and one Sn(1) atom to form OIn3Sn tetrahedra that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(2)In3Sn trigonal pyramids. In the fourth O site, O(4) is bonded to one In(1), one In(3), one In(8), and one In(9) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(11)In4 trigonal pyramids. In the fifth O site, O(5) is bonded to one In(3), one In(5), one In(6), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids,  an edgeedge with one O(7)In4 trigonal pyramid,  an edgeedge with one O(9)In4 trigonal pyramid, and edges with two equivalent O(12)In4 trigonal pyramids. In the sixth O site, O(6) is bonded to one In(2), one In(4), one In(6), and one In(7) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(1)In4 trigonal pyramids. In the seventh O site, O(7) is bonded to one In(1), one In(2), one In(3), and one In(5) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(2)In3Sn trigonal pyramid,  an edgeedge with one O(1)In4 trigonal pyramid,  an edgeedge with one O(4)In4 trigonal pyramid, and  an edgeedge with one O(5)In4 trigonal pyramid. In the eighth O site, O(8) is bonded to one In(4), one In(6), one In(8), and one Sn(1) atom to form OIn3Sn trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(2)In3Sn trigonal pyramids, corners with two equivalent O(10)In4 trigonal pyramids, corners with two equivalent O(5)In4 trigonal pyramids,  an edgeedge with one O(3)In3Sn tetrahedra,  an edgeedge with one O(11)In4 trigonal pyramid,  an edgeedge with one O(12)In4 trigonal pyramid, and  an edgeedge with one O(6)In4 trigonal pyramid. In the ninth O site, O(9) is bonded to one In(2), one In(3), one In(6), and one In(9) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(2)In3Sn trigonal pyramid,  an edgeedge with one O(1)In4 trigonal pyramid,  an edgeedge with one O(4)In4 trigonal pyramid, and  an edgeedge with one O(5)In4 trigonal pyramid. In the tenth O site, O(10) is bonded to one In(1), one In(4), one In(7), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(8)In3Sn trigonal pyramids, corners with two equivalent O(1)In4 trigonal pyramids, corners with two equivalent O(4)In4 trigonal pyramids,  an edgeedge with one O(3)In3Sn tetrahedra,  an edgeedge with one O(11)In4 trigonal pyramid,  an edgeedge with one O(12)In4 trigonal pyramid, and  an edgeedge with one O(6)In4 trigonal pyramid. In the eleventh O site, O(11) is bonded to one In(1), one In(4), one In(8), and one In(9) atom to form OIn4 trigonal pyramids that share corners with two equivalent O(3)In3Sn tetrahedra,  a cornercorner with one O(2)In3Sn trigonal pyramid,  a cornercorner with one O(10)In4 trigonal pyramid,  a cornercorner with one O(11)In4 trigonal pyramid,  a cornercorner with one O(5)In4 trigonal pyramid,  a cornercorner with one O(6)In4 trigonal pyramid,  a cornercorner with one O(7)In4 trigonal pyramid, corners with two equivalent O(12)In4 trigonal pyramids, corners with two equivalent O(9)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(4)In4 trigonal pyramids. In the twelfth O site, O(12) is bonded to one In(4), one In(5), one In(6), and one In(8) atom to form OIn4 trigonal pyramids that share  a cornercorner with one O(3)In3Sn tetrahedra,  a cornercorner with one O(8)In3Sn trigonal pyramid,  a cornercorner with one O(1)In4 trigonal pyramid,  a cornercorner with one O(12)In4 trigonal pyramid,  a cornercorner with one O(4)In4 trigonal pyramid,  a cornercorner with one O(9)In4 trigonal pyramid, corners with two equivalent O(11)In4 trigonal pyramids, corners with two equivalent O(6)In4 trigonal pyramids, corners with two equivalent O(7)In4 trigonal pyramids,  an edgeedge with one O(8)In3Sn trigonal pyramid,  an edgeedge with one O(10)In4 trigonal pyramid, and edges with two equivalent O(5)In4 trigonal pyramids.