MgWMn2FeO6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MgO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra, edges with three equivalent W(1)O6 octahedra,  a faceface with one Mn(1)O6 octahedra, and  a faceface with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 34-48°. W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form WO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with six equivalent Fe(1)O6 octahedra, edges with three equivalent Mg(1)O6 octahedra, and  a faceface with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-54°. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with three equivalent W(1)O6 octahedra, edges with three equivalent Fe(1)O6 octahedra,  a faceface with one Mg(1)O6 octahedra, and  a faceface with one W(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 34-54°. In the second Mn site, Mn(2) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted FeO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with six equivalent W(1)O6 octahedra, edges with three equivalent Mn(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-54°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom. In the fourth O site, O(4) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the fifth O site, O(5) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom.
MgWMn2FeO6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MgO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra, edges with three equivalent W(1)O6 octahedra,  a faceface with one Mn(1)O6 octahedra, and  a faceface with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 34-48°. The Mg(1)-O(1) bond length is 2.05 Å. The Mg(1)-O(2) bond length is 2.05 Å. The Mg(1)-O(3) bond length is 2.05 Å. The Mg(1)-O(4) bond length is 2.16 Å. The Mg(1)-O(5) bond length is 2.17 Å. The Mg(1)-O(6) bond length is 2.16 Å. W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form WO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with six equivalent Fe(1)O6 octahedra, edges with three equivalent Mg(1)O6 octahedra, and  a faceface with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-54°. The W(1)-O(1) bond length is 2.23 Å. The W(1)-O(2) bond length is 2.12 Å. The W(1)-O(3) bond length is 2.15 Å. The W(1)-O(4) bond length is 2.06 Å. The W(1)-O(5) bond length is 2.04 Å. The W(1)-O(6) bond length is 2.15 Å. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with three equivalent W(1)O6 octahedra, edges with three equivalent Fe(1)O6 octahedra,  a faceface with one Mg(1)O6 octahedra, and  a faceface with one W(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 34-54°. The Mn(1)-O(1) bond length is 2.27 Å. The Mn(1)-O(2) bond length is 2.25 Å. The Mn(1)-O(3) bond length is 2.14 Å. The Mn(1)-O(4) bond length is 2.19 Å. The Mn(1)-O(5) bond length is 2.28 Å. The Mn(1)-O(6) bond length is 2.24 Å. In the second Mn site, Mn(2) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Mn(2)-O(1) bond length is 2.11 Å. The Mn(2)-O(2) bond length is 2.11 Å. The Mn(2)-O(3) bond length is 2.08 Å. The Mn(2)-O(4) bond length is 2.45 Å. The Mn(2)-O(5) bond length is 2.53 Å. The Mn(2)-O(6) bond length is 2.58 Å. Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted FeO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with six equivalent W(1)O6 octahedra, edges with three equivalent Mn(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-54°. The Fe(1)-O(1) bond length is 2.17 Å. The Fe(1)-O(2) bond length is 2.43 Å. The Fe(1)-O(3) bond length is 2.57 Å. The Fe(1)-O(4) bond length is 2.23 Å. The Fe(1)-O(5) bond length is 2.17 Å. The Fe(1)-O(6) bond length is 2.05 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom. In the fourth O site, O(4) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the fifth O site, O(5) is bonded to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2FeW trigonal bipyramids. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one W(1), one Mn(1), one Mn(2), and one Fe(1) atom.