Mn3(OF2)2 is Hydrophilite-derived structured and crystallizes in the monoclinic C2 space group. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one F(1), one F(2), one F(4), and one F(5) atom to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 44-56°. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent F(3), and two equivalent F(5) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 41-59°. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one F(2), one F(5), and two equivalent F(3) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 41-59°. In the fourth Mn site, Mn(4) is bonded to two equivalent O(2), one F(1), one F(4), and two equivalent F(2) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 44-53°. There are two inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. There are five inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Mn(4) and two equivalent Mn(1) atoms. In the second F site, F(2) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the third F site, F(3) is bonded in a trigonal planar geometry to one Mn(2) and two equivalent Mn(3) atoms. In the fourth F site, F(4) is bonded in a trigonal planar geometry to one Mn(4) and two equivalent Mn(1) atoms. In the fifth F site, F(5) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(2), and one Mn(3) atom.
Mn3(OF2)2 is Hydrophilite-derived structured and crystallizes in the monoclinic C2 space group. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one F(1), one F(2), one F(4), and one F(5) atom to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 44-56°. The Mn(1)-O(1) bond length is 1.95 Å. The Mn(1)-O(2) bond length is 1.95 Å. The Mn(1)-F(1) bond length is 2.13 Å. The Mn(1)-F(2) bond length is 2.05 Å. The Mn(1)-F(4) bond length is 2.13 Å. The Mn(1)-F(5) bond length is 2.24 Å. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent F(3), and two equivalent F(5) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 41-59°. Both Mn(2)-O(1) bond lengths are 2.01 Å. Both Mn(2)-F(3) bond lengths are 2.10 Å. Both Mn(2)-F(5) bond lengths are 2.17 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one F(2), one F(5), and two equivalent F(3) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 41-59°. The Mn(3)-O(1) bond length is 1.93 Å. The Mn(3)-O(2) bond length is 1.93 Å. The Mn(3)-F(2) bond length is 2.23 Å. The Mn(3)-F(5) bond length is 2.05 Å. There is one shorter (2.03 Å) and one longer (2.21 Å) Mn(3)-F(3) bond length. In the fourth Mn site, Mn(4) is bonded to two equivalent O(2), one F(1), one F(4), and two equivalent F(2) atoms to form a mixture of corner and edge-sharing MnO2F4 octahedra. The corner-sharing octahedral tilt angles range from 44-53°. Both Mn(4)-O(2) bond lengths are 2.03 Å. The Mn(4)-F(1) bond length is 2.04 Å. The Mn(4)-F(4) bond length is 2.08 Å. Both Mn(4)-F(2) bond lengths are 2.16 Å. There are two inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. There are five inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Mn(4) and two equivalent Mn(1) atoms. In the second F site, F(2) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the third F site, F(3) is bonded in a trigonal planar geometry to one Mn(2) and two equivalent Mn(3) atoms. In the fourth F site, F(4) is bonded in a trigonal planar geometry to one Mn(4) and two equivalent Mn(1) atoms. In the fifth F site, F(5) is bonded in a distorted T-shaped geometry to one Mn(1), one Mn(2), and one Mn(3) atom.