Sr2Sc2B4O11 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 9-coordinate geometry to one O(1), one O(3), one O(4), two equivalent O(2), two equivalent O(5), and two equivalent O(6) atoms. Sc(1) is bonded to one O(2), one O(3), one O(5), one O(6), and two equivalent O(1) atoms to form edge-sharing ScO6 octahedra. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(6) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(5) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Sr(1), two equivalent Sc(1), and one B(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Sr(1), one Sc(1), and one B(1) atom. In the fourth O site, O(4) is bonded in a linear geometry to two equivalent Sr(1) and two equivalent B(2) atoms. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(1) atom.
Sr2Sc2B4O11 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 9-coordinate geometry to one O(1), one O(3), one O(4), two equivalent O(2), two equivalent O(5), and two equivalent O(6) atoms. The Sr(1)-O(1) bond length is 2.74 Å. The Sr(1)-O(3) bond length is 2.55 Å. The Sr(1)-O(4) bond length is 2.76 Å. There is one shorter (2.60 Å) and one longer (2.82 Å) Sr(1)-O(2) bond length. There is one shorter (2.59 Å) and one longer (2.73 Å) Sr(1)-O(5) bond length. There is one shorter (2.54 Å) and one longer (3.11 Å) Sr(1)-O(6) bond length. Sc(1) is bonded to one O(2), one O(3), one O(5), one O(6), and two equivalent O(1) atoms to form edge-sharing ScO6 octahedra. The Sc(1)-O(2) bond length is 2.17 Å. The Sc(1)-O(3) bond length is 2.04 Å. The Sc(1)-O(5) bond length is 2.13 Å. The Sc(1)-O(6) bond length is 2.09 Å. There is one shorter (2.16 Å) and one longer (2.19 Å) Sc(1)-O(1) bond length. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(6) atom. The B(1)-O(1) bond length is 1.41 Å. The B(1)-O(3) bond length is 1.36 Å. The B(1)-O(6) bond length is 1.39 Å. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(5) atom. The B(2)-O(2) bond length is 1.36 Å. The B(2)-O(4) bond length is 1.42 Å. The B(2)-O(5) bond length is 1.37 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Sr(1), two equivalent Sc(1), and one B(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Sr(1), one Sc(1), and one B(1) atom. In the fourth O site, O(4) is bonded in a linear geometry to two equivalent Sr(1) and two equivalent B(2) atoms. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to two equivalent Sr(1), one Sc(1), and one B(1) atom.