MgV2Mn3O10 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(4), one O(5), one O(6), and one O(8) atom to form MgO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-66°. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 11°. In the second V site, V(2) is bonded to one O(10), one O(3), one O(4), one O(6), one O(8), and one O(9) atom to form distorted VO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with three equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles are 12°. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(2), one O(4), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-18°. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(2), one O(5), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mg(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles are 18°. In the third Mn site, Mn(3) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 16°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one V(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one V(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the third O site, O(3) is bonded in a water-like geometry to one V(1) and one V(2) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Mg(1), one V(2), one Mn(1), and one Mn(3) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Mg(1), one V(1), and one Mn(2) atom. In the sixth O site, O(6) is bonded in a trigonal non-coplanar geometry to one Mg(1), one V(2), and one Mn(3) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one V(1), one Mn(1), and one Mn(2) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Mg(1), one V(1), and one V(2) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one V(2), one Mn(1), one Mn(2), and one Mn(3) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one V(2), one Mn(1), one Mn(2), and one Mn(3) atom.
MgV2Mn3O10 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(4), one O(5), one O(6), and one O(8) atom to form MgO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-66°. The Mg(1)-O(4) bond length is 2.02 Å. The Mg(1)-O(5) bond length is 1.98 Å. The Mg(1)-O(6) bond length is 2.02 Å. The Mg(1)-O(8) bond length is 2.02 Å. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 11°. The V(1)-O(1) bond length is 1.96 Å. The V(1)-O(2) bond length is 2.13 Å. The V(1)-O(3) bond length is 2.08 Å. The V(1)-O(5) bond length is 1.82 Å. The V(1)-O(7) bond length is 2.00 Å. The V(1)-O(8) bond length is 1.93 Å. In the second V site, V(2) is bonded to one O(10), one O(3), one O(4), one O(6), one O(8), and one O(9) atom to form distorted VO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with three equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles are 12°. The V(2)-O(10) bond length is 1.89 Å. The V(2)-O(3) bond length is 1.70 Å. The V(2)-O(4) bond length is 2.20 Å. The V(2)-O(6) bond length is 1.80 Å. The V(2)-O(8) bond length is 1.95 Å. The V(2)-O(9) bond length is 2.16 Å. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(2), one O(4), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-18°. The Mn(1)-O(1) bond length is 2.23 Å. The Mn(1)-O(10) bond length is 2.35 Å. The Mn(1)-O(2) bond length is 1.99 Å. The Mn(1)-O(4) bond length is 2.01 Å. The Mn(1)-O(7) bond length is 1.95 Å. The Mn(1)-O(9) bond length is 2.00 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(2), one O(5), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mg(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles are 18°. The Mn(2)-O(1) bond length is 2.17 Å. The Mn(2)-O(10) bond length is 2.01 Å. The Mn(2)-O(2) bond length is 2.20 Å. The Mn(2)-O(5) bond length is 2.00 Å. The Mn(2)-O(7) bond length is 1.93 Å. The Mn(2)-O(9) bond length is 1.97 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mg(1)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 16°. The Mn(3)-O(1) bond length is 1.99 Å. The Mn(3)-O(10) bond length is 2.17 Å. The Mn(3)-O(2) bond length is 1.94 Å. The Mn(3)-O(4) bond length is 1.96 Å. The Mn(3)-O(6) bond length is 2.03 Å. The Mn(3)-O(9) bond length is 2.19 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one V(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one V(1), one Mn(1), one Mn(2), and one Mn(3) atom. In the third O site, O(3) is bonded in a water-like geometry to one V(1) and one V(2) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Mg(1), one V(2), one Mn(1), and one Mn(3) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Mg(1), one V(1), and one Mn(2) atom. In the sixth O site, O(6) is bonded in a trigonal non-coplanar geometry to one Mg(1), one V(2), and one Mn(3) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one V(1), one Mn(1), and one Mn(2) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Mg(1), one V(1), and one V(2) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one V(2), one Mn(1), one Mn(2), and one Mn(3) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one V(2), one Mn(1), one Mn(2), and one Mn(3) atom.