Rb3In(IO3)6 crystallizes in the triclinic P-1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. In the second Rb site, Rb(2) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(8), two equivalent O(6), and two equivalent O(9) atoms. In(1) is bonded in an octahedral geometry to two equivalent O(1), two equivalent O(4), and two equivalent O(7) atoms. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one Rb(1), one In(1), and one I(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Rb(2) and one I(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one I(1), and one I(2) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Rb(1), one In(1), and one I(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Rb(1), one Rb(2), and one I(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to two equivalent Rb(2) and one I(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one In(1) and one I(3) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Rb(2) and one I(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to two equivalent Rb(2) and one I(3) atom. There are three inequivalent I sites. In the first I site, I(1) is bonded in a 3-coordinate geometry to one O(1), one O(2), and one O(3) atom. In the second I site, I(2) is bonded in a 3-coordinate geometry to one O(3), one O(4), one O(5), and one O(6) atom. In the third I site, I(3) is bonded in a 3-coordinate geometry to one O(7), one O(8), and one O(9) atom.
Rb3In(IO3)6 crystallizes in the triclinic P-1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 8-coordinate geometry to two equivalent O(1), two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. Both Rb(1)-O(1) bond lengths are 3.27 Å. Both Rb(1)-O(3) bond lengths are 2.86 Å. Both Rb(1)-O(4) bond lengths are 3.23 Å. Both Rb(1)-O(5) bond lengths are 2.90 Å. In the second Rb site, Rb(2) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(5), one O(8), two equivalent O(6), and two equivalent O(9) atoms. The Rb(2)-O(2) bond length is 3.02 Å. The Rb(2)-O(3) bond length is 3.23 Å. The Rb(2)-O(5) bond length is 3.01 Å. The Rb(2)-O(8) bond length is 3.16 Å. There is one shorter (3.06 Å) and one longer (3.12 Å) Rb(2)-O(6) bond length. There is one shorter (2.89 Å) and one longer (3.01 Å) Rb(2)-O(9) bond length. In(1) is bonded in an octahedral geometry to two equivalent O(1), two equivalent O(4), and two equivalent O(7) atoms. Both In(1)-O(1) bond lengths are 2.20 Å. Both In(1)-O(4) bond lengths are 2.23 Å. Both In(1)-O(7) bond lengths are 2.16 Å. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one Rb(1), one In(1), and one I(1) atom. The O(1)-I(1) bond length is 1.89 Å. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Rb(2) and one I(1) atom. The O(2)-I(1) bond length is 1.82 Å. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one I(1), and one I(2) atom. The O(3)-I(1) bond length is 1.83 Å. The O(3)-I(2) bond length is 2.72 Å. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Rb(1), one In(1), and one I(2) atom. The O(4)-I(2) bond length is 1.88 Å. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Rb(1), one Rb(2), and one I(2) atom. The O(5)-I(2) bond length is 1.83 Å. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to two equivalent Rb(2) and one I(2) atom. The O(6)-I(2) bond length is 1.83 Å. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one In(1) and one I(3) atom. The O(7)-I(3) bond length is 1.86 Å. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Rb(2) and one I(3) atom. The O(8)-I(3) bond length is 1.85 Å. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to two equivalent Rb(2) and one I(3) atom. The O(9)-I(3) bond length is 1.82 Å. There are three inequivalent I sites. In the first I site, I(1) is bonded in a 3-coordinate geometry to one O(1), one O(2), and one O(3) atom. In the second I site, I(2) is bonded in a 3-coordinate geometry to one O(3), one O(4), one O(5), and one O(6) atom. In the third I site, I(3) is bonded in a 3-coordinate geometry to one O(7), one O(8), and one O(9) atom.