Fe10OF19 is Hydrophilite-derived structured and crystallizes in the orthorhombic Amm2 space group. There are ten inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent F(1), two equivalent F(14), and two equivalent F(4) atoms to form FeF6 octahedra that share corners with two equivalent Fe(4)F6 octahedra, corners with two equivalent Fe(8)F6 octahedra, corners with four equivalent Fe(2)OF5 octahedra, and edges with two equivalent Fe(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the second Fe site, Fe(2) is bonded to one O(1), one F(3), and four equivalent F(1) atoms to form FeOF5 octahedra that share corners with two equivalent Fe(3)F6 octahedra, corners with two equivalent Fe(10)O2F4 octahedra, corners with four equivalent Fe(1)F6 octahedra, and edges with two equivalent Fe(2)OF5 octahedra. The corner-sharing octahedral tilt angles range from 50-58°. In the third Fe site, Fe(3) is bonded to two equivalent F(2), two equivalent F(3), and two equivalent F(5) atoms to form FeF6 octahedra that share corners with two equivalent Fe(5)F6 octahedra, corners with two equivalent Fe(2)OF5 octahedra, corners with four equivalent Fe(4)F6 octahedra, and edges with two equivalent Fe(3)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the fourth Fe site, Fe(4) is bonded to one F(4), one F(7), and four equivalent F(2) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the fifth Fe site, Fe(5) is bonded to one F(5), one F(8), and four equivalent F(6) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the sixth Fe site, Fe(6) is bonded to two equivalent F(6), two equivalent F(7), and two equivalent F(9) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the seventh Fe site, Fe(7) is bonded to two equivalent F(10), two equivalent F(11), and two equivalent F(8) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the eighth Fe site, Fe(8) is bonded to one F(10), one F(14), and four equivalent F(12) atoms to form FeF6 octahedra that share corners with two equivalent Fe(1)F6 octahedra, corners with two equivalent Fe(7)F6 octahedra, corners with four equivalent Fe(10)O2F4 octahedra, and edges with two equivalent Fe(8)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the ninth Fe site, Fe(9) is bonded to one F(13), one F(9), and four equivalent F(11) atoms to form FeF6 octahedra that share corners with two equivalent Fe(6)F6 octahedra, corners with two equivalent Fe(10)O2F4 octahedra, corners with four equivalent Fe(7)F6 octahedra, and edges with two equivalent Fe(9)F6 octahedra. The corner-sharing octahedral tilt angles range from 47-50°. In the tenth Fe site, Fe(10) is bonded to two equivalent O(1), two equivalent F(12), and two equivalent F(13) atoms to form distorted FeO2F4 octahedra that share corners with two equivalent Fe(9)F6 octahedra, corners with two equivalent Fe(2)OF5 octahedra, corners with four equivalent Fe(8)F6 octahedra, and edges with two equivalent Fe(10)O2F4 octahedra. The corner-sharing octahedral tilt angles range from 47-58°. O(1) is bonded in a trigonal planar geometry to one Fe(2) and two equivalent Fe(10) atoms. There are fourteen inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Fe(1) and two equivalent Fe(2) atoms. In the second F site, F(2) is bonded in a trigonal planar geometry to one Fe(3) and two equivalent Fe(4) atoms. In the third F site, F(3) is bonded in a trigonal planar geometry to one Fe(2) and two equivalent Fe(3) atoms. In the fourth F site, F(4) is bonded in a trigonal planar geometry to one Fe(4) and two equivalent Fe(1) atoms. In the fifth F site, F(5) is bonded in a distorted trigonal planar geometry to one Fe(5) and two equivalent Fe(3) atoms. In the sixth F site, F(6) is bonded in a trigonal planar geometry to one Fe(6) and two equivalent Fe(5) atoms. In the seventh F site, F(7) is bonded in a trigonal planar geometry to one Fe(4) and two equivalent Fe(6) atoms. In the eighth F site, F(8) is bonded in a trigonal planar geometry to one Fe(5) and two equivalent Fe(7) atoms. In the ninth F site, F(9) is bonded in a trigonal planar geometry to one Fe(9) and two equivalent Fe(6) atoms. In the tenth F site, F(10) is bonded in a trigonal planar geometry to one Fe(8) and two equivalent Fe(7) atoms. In the eleventh F site, F(11) is bonded in a trigonal planar geometry to one Fe(7) and two equivalent Fe(9) atoms. In the twelfth F site, F(12) is bonded in a distorted trigonal planar geometry to one Fe(10) and two equivalent Fe(8) atoms. In the thirteenth F site, F(13) is bonded in a distorted T-shaped geometry to one Fe(9) and two equivalent Fe(10) atoms. In the fourteenth F site, F(14) is bonded in a distorted trigonal planar geometry to one Fe(8) and two equivalent Fe(1) atoms.
Fe10OF19 is Hydrophilite-derived structured and crystallizes in the orthorhombic Amm2 space group. There are ten inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent F(1), two equivalent F(14), and two equivalent F(4) atoms to form FeF6 octahedra that share corners with two equivalent Fe(4)F6 octahedra, corners with two equivalent Fe(8)F6 octahedra, corners with four equivalent Fe(2)OF5 octahedra, and edges with two equivalent Fe(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. Both Fe(1)-F(1) bond lengths are 2.04 Å. Both Fe(1)-F(14) bond lengths are 2.15 Å. Both Fe(1)-F(4) bond lengths are 2.13 Å. In the second Fe site, Fe(2) is bonded to one O(1), one F(3), and four equivalent F(1) atoms to form FeOF5 octahedra that share corners with two equivalent Fe(3)F6 octahedra, corners with two equivalent Fe(10)O2F4 octahedra, corners with four equivalent Fe(1)F6 octahedra, and edges with two equivalent Fe(2)OF5 octahedra. The corner-sharing octahedral tilt angles range from 50-58°. The Fe(2)-O(1) bond length is 2.06 Å. The Fe(2)-F(3) bond length is 2.07 Å. All Fe(2)-F(1) bond lengths are 2.14 Å. In the third Fe site, Fe(3) is bonded to two equivalent F(2), two equivalent F(3), and two equivalent F(5) atoms to form FeF6 octahedra that share corners with two equivalent Fe(5)F6 octahedra, corners with two equivalent Fe(2)OF5 octahedra, corners with four equivalent Fe(4)F6 octahedra, and edges with two equivalent Fe(3)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. Both Fe(3)-F(2) bond lengths are 2.05 Å. Both Fe(3)-F(3) bond lengths are 2.13 Å. Both Fe(3)-F(5) bond lengths are 2.15 Å. In the fourth Fe site, Fe(4) is bonded to one F(4), one F(7), and four equivalent F(2) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Fe(4)-F(4) bond length is 2.04 Å. The Fe(4)-F(7) bond length is 2.05 Å. All Fe(4)-F(2) bond lengths are 2.14 Å. In the fifth Fe site, Fe(5) is bonded to one F(5), one F(8), and four equivalent F(6) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Fe(5)-F(5) bond length is 2.03 Å. The Fe(5)-F(8) bond length is 2.05 Å. All Fe(5)-F(6) bond lengths are 2.14 Å. In the sixth Fe site, Fe(6) is bonded to two equivalent F(6), two equivalent F(7), and two equivalent F(9) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. Both Fe(6)-F(6) bond lengths are 2.05 Å. Both Fe(6)-F(7) bond lengths are 2.13 Å. Both Fe(6)-F(9) bond lengths are 2.14 Å. In the seventh Fe site, Fe(7) is bonded to two equivalent F(10), two equivalent F(11), and two equivalent F(8) atoms to form a mixture of edge and corner-sharing FeF6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. Both Fe(7)-F(10) bond lengths are 2.14 Å. Both Fe(7)-F(11) bond lengths are 2.05 Å. Both Fe(7)-F(8) bond lengths are 2.13 Å. In the eighth Fe site, Fe(8) is bonded to one F(10), one F(14), and four equivalent F(12) atoms to form FeF6 octahedra that share corners with two equivalent Fe(1)F6 octahedra, corners with two equivalent Fe(7)F6 octahedra, corners with four equivalent Fe(10)O2F4 octahedra, and edges with two equivalent Fe(8)F6 octahedra. The corner-sharing octahedral tilt angles are 50°. The Fe(8)-F(10) bond length is 2.03 Å. The Fe(8)-F(14) bond length is 2.02 Å. All Fe(8)-F(12) bond lengths are 2.16 Å. In the ninth Fe site, Fe(9) is bonded to one F(13), one F(9), and four equivalent F(11) atoms to form FeF6 octahedra that share corners with two equivalent Fe(6)F6 octahedra, corners with two equivalent Fe(10)O2F4 octahedra, corners with four equivalent Fe(7)F6 octahedra, and edges with two equivalent Fe(9)F6 octahedra. The corner-sharing octahedral tilt angles range from 47-50°. The Fe(9)-F(13) bond length is 2.08 Å. The Fe(9)-F(9) bond length is 2.05 Å. All Fe(9)-F(11) bond lengths are 2.14 Å. In the tenth Fe site, Fe(10) is bonded to two equivalent O(1), two equivalent F(12), and two equivalent F(13) atoms to form distorted FeO2F4 octahedra that share corners with two equivalent Fe(9)F6 octahedra, corners with two equivalent Fe(2)OF5 octahedra, corners with four equivalent Fe(8)F6 octahedra, and edges with two equivalent Fe(10)O2F4 octahedra. The corner-sharing octahedral tilt angles range from 47-58°. Both Fe(10)-O(1) bond lengths are 1.94 Å. Both Fe(10)-F(12) bond lengths are 2.03 Å. Both Fe(10)-F(13) bond lengths are 2.25 Å. O(1) is bonded in a trigonal planar geometry to one Fe(2) and two equivalent Fe(10) atoms. There are fourteen inequivalent F sites. In the first F site, F(1) is bonded in a trigonal planar geometry to one Fe(1) and two equivalent Fe(2) atoms. In the second F site, F(2) is bonded in a trigonal planar geometry to one Fe(3) and two equivalent Fe(4) atoms. In the third F site, F(3) is bonded in a trigonal planar geometry to one Fe(2) and two equivalent Fe(3) atoms. In the fourth F site, F(4) is bonded in a trigonal planar geometry to one Fe(4) and two equivalent Fe(1) atoms. In the fifth F site, F(5) is bonded in a distorted trigonal planar geometry to one Fe(5) and two equivalent Fe(3) atoms. In the sixth F site, F(6) is bonded in a trigonal planar geometry to one Fe(6) and two equivalent Fe(5) atoms. In the seventh F site, F(7) is bonded in a trigonal planar geometry to one Fe(4) and two equivalent Fe(6) atoms. In the eighth F site, F(8) is bonded in a trigonal planar geometry to one Fe(5) and two equivalent Fe(7) atoms. In the ninth F site, F(9) is bonded in a trigonal planar geometry to one Fe(9) and two equivalent Fe(6) atoms. In the tenth F site, F(10) is bonded in a trigonal planar geometry to one Fe(8) and two equivalent Fe(7) atoms. In the eleventh F site, F(11) is bonded in a trigonal planar geometry to one Fe(7) and two equivalent Fe(9) atoms. In the twelfth F site, F(12) is bonded in a distorted trigonal planar geometry to one Fe(10) and two equivalent Fe(8) atoms. In the thirteenth F site, F(13) is bonded in a distorted T-shaped geometry to one Fe(9) and two equivalent Fe(10) atoms. In the fourteenth F site, F(14) is bonded in a distorted trigonal planar geometry to one Fe(8) and two equivalent Fe(1) atoms.