VBO4 crystallizes in the triclinic P-1 space group. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one B(2)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent B(1)O4 tetrahedra. In the second V site, V(2) is bonded to one O(10), one O(2), one O(3), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent B(2)O4 tetrahedra. In the third V site, V(3) is bonded to one O(11), one O(12), one O(6), and one O(7) atom to form VO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra, and corners with two equivalent B(3)O4 tetrahedra. There are three inequivalent B sites. In the first B site, B(1) is bonded to one O(1), one O(11), one O(3), and one O(4) atom to form BO4 tetrahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, and corners with two equivalent V(1)O4 tetrahedra. In the second B site, B(2) is bonded to one O(2), one O(6), one O(8), and one O(9) atom to form BO4 tetrahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, and corners with two equivalent V(2)O4 tetrahedra. In the third B site, B(3) is bonded to one O(10), one O(12), one O(5), and one O(7) atom to form BO4 tetrahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(2)O4 tetrahedra, and corners with two equivalent V(3)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one V(1) and one B(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(2) and one B(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one V(2) and one B(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one V(1) and one B(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(1) and one B(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(3) and one B(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(3) and one B(3) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one V(1) and one B(2) atom. In the ninth O site, O(9) is bonded in a linear geometry to one V(2) and one B(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one V(2) and one B(3) atom. In the eleventh O site, O(11) is bonded in a linear geometry to one V(3) and one B(1) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one V(3) and one B(3) atom.
VBO4 crystallizes in the triclinic P-1 space group. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one B(2)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent B(1)O4 tetrahedra. The V(1)-O(1) bond length is 1.72 Å. The V(1)-O(4) bond length is 1.76 Å. The V(1)-O(5) bond length is 1.74 Å. The V(1)-O(8) bond length is 1.78 Å. In the second V site, V(2) is bonded to one O(10), one O(2), one O(3), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent B(2)O4 tetrahedra. The V(2)-O(10) bond length is 1.75 Å. The V(2)-O(2) bond length is 1.74 Å. The V(2)-O(3) bond length is 1.73 Å. The V(2)-O(9) bond length is 1.73 Å. In the third V site, V(3) is bonded to one O(11), one O(12), one O(6), and one O(7) atom to form VO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra, and corners with two equivalent B(3)O4 tetrahedra. The V(3)-O(11) bond length is 1.72 Å. The V(3)-O(12) bond length is 1.75 Å. The V(3)-O(6) bond length is 1.77 Å. The V(3)-O(7) bond length is 1.74 Å. There are three inequivalent B sites. In the first B site, B(1) is bonded to one O(1), one O(11), one O(3), and one O(4) atom to form BO4 tetrahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, and corners with two equivalent V(1)O4 tetrahedra. The B(1)-O(1) bond length is 1.48 Å. The B(1)-O(11) bond length is 1.48 Å. The B(1)-O(3) bond length is 1.45 Å. The B(1)-O(4) bond length is 1.46 Å. In the second B site, B(2) is bonded to one O(2), one O(6), one O(8), and one O(9) atom to form BO4 tetrahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, and corners with two equivalent V(2)O4 tetrahedra. The B(2)-O(2) bond length is 1.48 Å. The B(2)-O(6) bond length is 1.47 Å. The B(2)-O(8) bond length is 1.49 Å. The B(2)-O(9) bond length is 1.49 Å. In the third B site, B(3) is bonded to one O(10), one O(12), one O(5), and one O(7) atom to form BO4 tetrahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(2)O4 tetrahedra, and corners with two equivalent V(3)O4 tetrahedra. The B(3)-O(10) bond length is 1.46 Å. The B(3)-O(12) bond length is 1.49 Å. The B(3)-O(5) bond length is 1.49 Å. The B(3)-O(7) bond length is 1.50 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one V(1) and one B(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(2) and one B(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one V(2) and one B(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one V(1) and one B(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(1) and one B(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(3) and one B(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(3) and one B(3) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one V(1) and one B(2) atom. In the ninth O site, O(9) is bonded in a linear geometry to one V(2) and one B(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one V(2) and one B(3) atom. In the eleventh O site, O(11) is bonded in a linear geometry to one V(3) and one B(1) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one V(3) and one B(3) atom.