Rb2LiBa8(Sb3O)2 crystallizes in the orthorhombic Fmm2 space group. Rb(1) is bonded in a 7-coordinate geometry to one Li(1), one Sb(2), one Sb(3), two equivalent Sb(1), and two equivalent Sb(4) atoms. Li(1) is bonded in a 3-coordinate geometry to two equivalent Rb(1), one Sb(3), and two equivalent Sb(1) atoms. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a distorted single-bond geometry to one Sb(2), two equivalent Sb(4), and one O(1) atom. In the second Ba site, Ba(2) is bonded in a distorted single-bond geometry to two equivalent Sb(4) and one O(1) atom. In the third Ba site, Ba(3) is bonded in a single-bond geometry to one Sb(2), two equivalent Sb(4), and one O(1) atom. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one Li(1) atom. In the second Sb site, Sb(2) is bonded in a 9-coordinate geometry to two equivalent Rb(1), two equivalent Ba(3), four equivalent Ba(1), and one Sb(3) atom. In the third Sb site, Sb(3) is bonded in a distorted single-bond geometry to two equivalent Rb(1), one Li(1), and one Sb(2) atom. In the fourth Sb site, Sb(4) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Ba(2), two equivalent Ba(3), and four equivalent Ba(1) atoms. O(1) is bonded in a tetrahedral geometry to one Ba(2), one Ba(3), and two equivalent Ba(1) atoms.
Rb2LiBa8(Sb3O)2 crystallizes in the orthorhombic Fmm2 space group. Rb(1) is bonded in a 7-coordinate geometry to one Li(1), one Sb(2), one Sb(3), two equivalent Sb(1), and two equivalent Sb(4) atoms. The Rb(1)-Li(1) bond length is 3.42 Å. The Rb(1)-Sb(2) bond length is 3.55 Å. The Rb(1)-Sb(3) bond length is 3.64 Å. There is one shorter (3.72 Å) and one longer (3.73 Å) Rb(1)-Sb(1) bond length. Both Rb(1)-Sb(4) bond lengths are 4.25 Å. Li(1) is bonded in a 3-coordinate geometry to two equivalent Rb(1), one Sb(3), and two equivalent Sb(1) atoms. The Li(1)-Sb(3) bond length is 2.61 Å. Both Li(1)-Sb(1) bond lengths are 2.68 Å. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a distorted single-bond geometry to one Sb(2), two equivalent Sb(4), and one O(1) atom. The Ba(1)-Sb(2) bond length is 3.66 Å. There is one shorter (3.87 Å) and one longer (3.97 Å) Ba(1)-Sb(4) bond length. The Ba(1)-O(1) bond length is 2.58 Å. In the second Ba site, Ba(2) is bonded in a distorted single-bond geometry to two equivalent Sb(4) and one O(1) atom. Both Ba(2)-Sb(4) bond lengths are 3.68 Å. The Ba(2)-O(1) bond length is 2.50 Å. In the third Ba site, Ba(3) is bonded in a single-bond geometry to one Sb(2), two equivalent Sb(4), and one O(1) atom. The Ba(3)-Sb(2) bond length is 3.87 Å. Both Ba(3)-Sb(4) bond lengths are 3.83 Å. The Ba(3)-O(1) bond length is 2.61 Å. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one Li(1) atom. In the second Sb site, Sb(2) is bonded in a 9-coordinate geometry to two equivalent Rb(1), two equivalent Ba(3), four equivalent Ba(1), and one Sb(3) atom. The Sb(2)-Sb(3) bond length is 3.34 Å. In the third Sb site, Sb(3) is bonded in a distorted single-bond geometry to two equivalent Rb(1), one Li(1), and one Sb(2) atom. In the fourth Sb site, Sb(4) is bonded in a 10-coordinate geometry to two equivalent Rb(1), two equivalent Ba(2), two equivalent Ba(3), and four equivalent Ba(1) atoms. O(1) is bonded in a tetrahedral geometry to one Ba(2), one Ba(3), and two equivalent Ba(1) atoms.