ScV(SeO4)2 crystallizes in the monoclinic P2_1/c space group. Sc(1) is bonded in an octahedral geometry to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(8) atom. V(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(6), one O(8), and two equivalent O(7) atoms. There are two inequivalent Se sites. In the first Se site, Se(1) is bonded in a trigonal non-coplanar geometry to one O(1), one O(2), and one O(3) atom. In the second Se site, Se(2) is bonded in a trigonal non-coplanar geometry to one O(4), one O(5), and one O(6) atom. There are eight inequivalent O sites. In the first O site, O(5) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(2) atom. In the second O site, O(6) is bonded in a trigonal planar geometry to one Sc(1), one V(1), and one Se(2) atom. In the third O site, O(7) is bonded in a distorted water-like geometry to two equivalent V(1) atoms. In the fourth O site, O(8) is bonded in a linear geometry to one Sc(1) and one V(1) atom. In the fifth O site, O(1) is bonded in a trigonal planar geometry to one Sc(1), one V(1), and one Se(1) atom. In the sixth O site, O(2) is bonded in a bent 120 degrees geometry to one V(1) and one Se(1) atom. In the seventh O site, O(3) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(1) atom. In the eighth O site, O(4) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(2) atom.
ScV(SeO4)2 crystallizes in the monoclinic P2_1/c space group. Sc(1) is bonded in an octahedral geometry to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(8) atom. The Sc(1)-O(1) bond length is 2.24 Å. The Sc(1)-O(3) bond length is 2.10 Å. The Sc(1)-O(4) bond length is 2.11 Å. The Sc(1)-O(5) bond length is 2.02 Å. The Sc(1)-O(6) bond length is 2.17 Å. The Sc(1)-O(8) bond length is 2.14 Å. V(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(6), one O(8), and two equivalent O(7) atoms. The V(1)-O(1) bond length is 2.03 Å. The V(1)-O(2) bond length is 1.95 Å. The V(1)-O(6) bond length is 2.17 Å. The V(1)-O(8) bond length is 1.69 Å. There is one shorter (1.68 Å) and one longer (2.23 Å) V(1)-O(7) bond length. There are two inequivalent Se sites. In the first Se site, Se(1) is bonded in a trigonal non-coplanar geometry to one O(1), one O(2), and one O(3) atom. The Se(1)-O(1) bond length is 1.79 Å. The Se(1)-O(2) bond length is 1.74 Å. The Se(1)-O(3) bond length is 1.70 Å. In the second Se site, Se(2) is bonded in a trigonal non-coplanar geometry to one O(4), one O(5), and one O(6) atom. The Se(2)-O(4) bond length is 1.72 Å. The Se(2)-O(5) bond length is 1.71 Å. The Se(2)-O(6) bond length is 1.77 Å. There are eight inequivalent O sites. In the first O site, O(5) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(2) atom. In the second O site, O(6) is bonded in a trigonal planar geometry to one Sc(1), one V(1), and one Se(2) atom. In the third O site, O(7) is bonded in a distorted water-like geometry to two equivalent V(1) atoms. In the fourth O site, O(8) is bonded in a linear geometry to one Sc(1) and one V(1) atom. In the fifth O site, O(1) is bonded in a trigonal planar geometry to one Sc(1), one V(1), and one Se(1) atom. In the sixth O site, O(2) is bonded in a bent 120 degrees geometry to one V(1) and one Se(1) atom. In the seventh O site, O(3) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(1) atom. In the eighth O site, O(4) is bonded in a bent 150 degrees geometry to one Sc(1) and one Se(2) atom.