Mn6OF11 is Hydrophilite-derived structured and crystallizes in the monoclinic P2 space group. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent F(1), two equivalent F(5), and two equivalent F(9) atoms to form a mixture of corner and edge-sharing MnF6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Mn site, Mn(2) is bonded to one F(1), one F(10), one F(2), one F(4), one F(5), and one F(8) atom to form MnF6 octahedra that share corners with two equivalent Mn(8)F6 octahedra, corners with two equivalent Mn(7)OF5 octahedra, corners with four equivalent Mn(5)F6 octahedra,  an edgeedge with one Mn(1)F6 octahedra, and  an edgeedge with one Mn(3)OF5 octahedra. The corner-sharing octahedral tilt angles range from 51-55°. In the third Mn site, Mn(3) is bonded to one O(1), one F(2), one F(3), one F(4), one F(6), and one F(7) atom to form distorted MnOF5 octahedra that share corners with two equivalent Mn(5)F6 octahedra, corners with two equivalent Mn(6)O2F4 octahedra, corners with four equivalent Mn(7)OF5 octahedra,  an edgeedge with one Mn(2)F6 octahedra, and  an edgeedge with one Mn(4)F6 octahedra. The corner-sharing octahedral tilt angles range from 46-57°. In the fourth Mn site, Mn(4) is bonded to two equivalent F(11), two equivalent F(3), and two equivalent F(6) atoms to form MnF6 octahedra that share corners with four equivalent Mn(6)O2F4 octahedra, corners with four equivalent Mn(7)OF5 octahedra, and edges with two equivalent Mn(3)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the fifth Mn site, Mn(5) is bonded to one F(1), one F(10), one F(2), one F(7), one F(8), and one F(9) atom to form MnF6 octahedra that share corners with two equivalent Mn(1)F6 octahedra, corners with two equivalent Mn(3)OF5 octahedra, corners with four equivalent Mn(2)F6 octahedra,  an edgeedge with one Mn(8)F6 octahedra, and  an edgeedge with one Mn(7)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-57°. In the sixth Mn site, Mn(6) is bonded to two equivalent O(1), two equivalent F(11), and two equivalent F(3) atoms to form MnO2F4 octahedra that share corners with four equivalent Mn(4)F6 octahedra, corners with four equivalent Mn(3)OF5 octahedra, and edges with two equivalent Mn(7)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-54°. In the seventh Mn site, Mn(7) is bonded to one O(1), one F(10), one F(11), one F(4), one F(6), and one F(7) atom to form MnOF5 octahedra that share corners with two equivalent Mn(2)F6 octahedra, corners with two equivalent Mn(4)F6 octahedra, corners with four equivalent Mn(3)OF5 octahedra,  an edgeedge with one Mn(5)F6 octahedra, and  an edgeedge with one Mn(6)O2F4 octahedra. The corner-sharing octahedral tilt angles range from 46-57°. In the eighth Mn site, Mn(8) is bonded to two equivalent F(5), two equivalent F(8), and two equivalent F(9) atoms to form a mixture of corner and edge-sharing MnF6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. O(1) is bonded in a trigonal planar geometry to one Mn(3), one Mn(6), and one Mn(7) atom. There are eleven inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(5) atom. In the second F site, F(2) is bonded in a trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(5) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(6) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(7) atom. In the fifth F site, F(5) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(8) atom. In the sixth F site, F(6) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(7) atom. In the seventh F site, F(7) is bonded in a trigonal planar geometry to one Mn(3), one Mn(5), and one Mn(7) atom. In the eighth F site, F(8) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(8) atom. In the ninth F site, F(9) is bonded in a trigonal planar geometry to one Mn(1), one Mn(5), and one Mn(8) atom. In the tenth F site, F(10) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(7) atom. In the eleventh F site, F(11) is bonded in a distorted trigonal planar geometry to one Mn(4), one Mn(6), and one Mn(7) atom.
Mn6OF11 is Hydrophilite-derived structured and crystallizes in the monoclinic P2 space group. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent F(1), two equivalent F(5), and two equivalent F(9) atoms to form a mixture of corner and edge-sharing MnF6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. Both Mn(1)-F(1) bond lengths are 2.17 Å. Both Mn(1)-F(5) bond lengths are 2.20 Å. Both Mn(1)-F(9) bond lengths are 2.12 Å. In the second Mn site, Mn(2) is bonded to one F(1), one F(10), one F(2), one F(4), one F(5), and one F(8) atom to form MnF6 octahedra that share corners with two equivalent Mn(8)F6 octahedra, corners with two equivalent Mn(7)OF5 octahedra, corners with four equivalent Mn(5)F6 octahedra,  an edgeedge with one Mn(1)F6 octahedra, and  an edgeedge with one Mn(3)OF5 octahedra. The corner-sharing octahedral tilt angles range from 51-55°. The Mn(2)-F(1) bond length is 2.19 Å. The Mn(2)-F(10) bond length is 2.13 Å. The Mn(2)-F(2) bond length is 2.18 Å. The Mn(2)-F(4) bond length is 2.18 Å. The Mn(2)-F(5) bond length is 2.19 Å. The Mn(2)-F(8) bond length is 2.11 Å. In the third Mn site, Mn(3) is bonded to one O(1), one F(2), one F(3), one F(4), one F(6), and one F(7) atom to form distorted MnOF5 octahedra that share corners with two equivalent Mn(5)F6 octahedra, corners with two equivalent Mn(6)O2F4 octahedra, corners with four equivalent Mn(7)OF5 octahedra,  an edgeedge with one Mn(2)F6 octahedra, and  an edgeedge with one Mn(4)F6 octahedra. The corner-sharing octahedral tilt angles range from 46-57°. The Mn(3)-O(1) bond length is 2.03 Å. The Mn(3)-F(2) bond length is 2.14 Å. The Mn(3)-F(3) bond length is 2.17 Å. The Mn(3)-F(4) bond length is 2.42 Å. The Mn(3)-F(6) bond length is 2.17 Å. The Mn(3)-F(7) bond length is 2.13 Å. In the fourth Mn site, Mn(4) is bonded to two equivalent F(11), two equivalent F(3), and two equivalent F(6) atoms to form MnF6 octahedra that share corners with four equivalent Mn(6)O2F4 octahedra, corners with four equivalent Mn(7)OF5 octahedra, and edges with two equivalent Mn(3)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. Both Mn(4)-F(11) bond lengths are 2.08 Å. Both Mn(4)-F(3) bond lengths are 2.18 Å. Both Mn(4)-F(6) bond lengths are 2.14 Å. In the fifth Mn site, Mn(5) is bonded to one F(1), one F(10), one F(2), one F(7), one F(8), and one F(9) atom to form MnF6 octahedra that share corners with two equivalent Mn(1)F6 octahedra, corners with two equivalent Mn(3)OF5 octahedra, corners with four equivalent Mn(2)F6 octahedra,  an edgeedge with one Mn(8)F6 octahedra, and  an edgeedge with one Mn(7)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-57°. The Mn(5)-F(1) bond length is 2.10 Å. The Mn(5)-F(10) bond length is 2.20 Å. The Mn(5)-F(2) bond length is 2.12 Å. The Mn(5)-F(7) bond length is 2.18 Å. The Mn(5)-F(8) bond length is 2.19 Å. The Mn(5)-F(9) bond length is 2.15 Å. In the sixth Mn site, Mn(6) is bonded to two equivalent O(1), two equivalent F(11), and two equivalent F(3) atoms to form MnO2F4 octahedra that share corners with four equivalent Mn(4)F6 octahedra, corners with four equivalent Mn(3)OF5 octahedra, and edges with two equivalent Mn(7)OF5 octahedra. The corner-sharing octahedral tilt angles range from 48-54°. Both Mn(6)-O(1) bond lengths are 1.94 Å. Both Mn(6)-F(11) bond lengths are 2.13 Å. Both Mn(6)-F(3) bond lengths are 2.09 Å. In the seventh Mn site, Mn(7) is bonded to one O(1), one F(10), one F(11), one F(4), one F(6), and one F(7) atom to form MnOF5 octahedra that share corners with two equivalent Mn(2)F6 octahedra, corners with two equivalent Mn(4)F6 octahedra, corners with four equivalent Mn(3)OF5 octahedra,  an edgeedge with one Mn(5)F6 octahedra, and  an edgeedge with one Mn(6)O2F4 octahedra. The corner-sharing octahedral tilt angles range from 46-57°. The Mn(7)-O(1) bond length is 2.02 Å. The Mn(7)-F(10) bond length is 2.12 Å. The Mn(7)-F(11) bond length is 2.12 Å. The Mn(7)-F(4) bond length is 2.10 Å. The Mn(7)-F(6) bond length is 2.11 Å. The Mn(7)-F(7) bond length is 2.19 Å. In the eighth Mn site, Mn(8) is bonded to two equivalent F(5), two equivalent F(8), and two equivalent F(9) atoms to form a mixture of corner and edge-sharing MnF6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. Both Mn(8)-F(5) bond lengths are 2.12 Å. Both Mn(8)-F(8) bond lengths are 2.17 Å. Both Mn(8)-F(9) bond lengths are 2.21 Å. O(1) is bonded in a trigonal planar geometry to one Mn(3), one Mn(6), and one Mn(7) atom. There are eleven inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(5) atom. In the second F site, F(2) is bonded in a trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(5) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(6) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(7) atom. In the fifth F site, F(5) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(8) atom. In the sixth F site, F(6) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(7) atom. In the seventh F site, F(7) is bonded in a trigonal planar geometry to one Mn(3), one Mn(5), and one Mn(7) atom. In the eighth F site, F(8) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(8) atom. In the ninth F site, F(9) is bonded in a trigonal planar geometry to one Mn(1), one Mn(5), and one Mn(8) atom. In the tenth F site, F(10) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(7) atom. In the eleventh F site, F(11) is bonded in a distorted trigonal planar geometry to one Mn(4), one Mn(6), and one Mn(7) atom.