DOI: 10.17188/1308286
title: Materials Data on Mn12O7F17 by Materials Project

description: Mn12O7F17 is zeta iron carbide-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Mn+2.58+ sites. In the first Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form a mixture of edge and corner-sharing MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 44–60°. There is one shorter (1.94 Å) and one longer (1.99 Å) Mn–O bond length. There are a spread of Mn–F bond distances ranging from 2.02–2.21 Å. In the second Mn+2.58+ site, Mn+2.58+ is bonded to one O2- and five F1- atoms to form MnOF5 octahedra that share corners with eight MnOF5 octahedra and edges with two MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 46–60°. The Mn–O bond length is 2.05 Å. There are a spread of Mn–F bond distances ranging from 2.07–2.20 Å. In the third Mn+2.58+ site, Mn+2.58+ is bonded to one O2- and five F1- atoms to form MnOF5 octahedra that share corners with eight MnO2F4 octahedra and edges with two MnO3F3 octahedra. The corner-sharing octahedra tilt angles range from 46–68°. The Mn–O bond length is 2.03 Å. There are a spread of Mn–F bond distances ranging from 2.04–2.16 Å. In the fourth Mn+2.58+ site, Mn+2.58+ is bonded to three O2- and three F1- atoms to form a mixture of edge and corner-sharing MnO3F3 octahedra. The corner-sharing octahedra tilt angles range from 43–62°. There are a spread of Mn–O bond distances ranging from 1.94–2.04 Å. There are a spread of Mn–F bond distances ranging from 2.04–2.28 Å. In the fifth Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form a mixture of edge and corner-sharing MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 46–60°. There are one shorter (2.02 Å) and one longer (2.06 Å) Mn–O bond lengths. There are a spread of Mn–F bond distances ranging from 2.05–2.21 Å. In the sixth Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form a mixture of edge and corner-sharing MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 43–63°. There is one shorter (1.91 Å) and one longer (1.93 Å) Mn–O bond length. There are a spread of Mn–F bond distances ranging from 2.10–2.23 Å. In the seventh Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form a mixture of edge and corner-sharing MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 44–60°. There is one shorter (1.94 Å) and one longer (1.95 Å) Mn–O bond length. There are a spread of Mn–F bond distances ranging from 2.07–2.19 Å. In the eighth Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form distorted MnO2F4 octahedra that share corners with eight MnOF5 octahedra and edges with two MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 43–68°. There is one shorter (1.96 Å) and one longer (1.98 Å) Mn–O bond length. There are a spread of Mn–F bond distances ranging from 2.11–2.25 Å. In the ninth Mn+2.58+ site, Mn+2.58+ is bonded to one O2- and five F1- atoms to form a mixture of edge and corner-sharing MnOF5 octahedra. The corner-sharing octahedra tilt angles range from 43–60°. The Mn–O bond length is 2.06 Å. There are a spread of Mn–F bond distances ranging from 2.09–2.21 Å. In the tenth Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form a mixture of edge and corner-sharing MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 46–62°. There is one shorter (1.94 Å) and one longer (2.01 Å) Mn–O bond length. There are a spread of Mn–F bond distances ranging from 2.06–2.11 Å. In the eleventh Mn+2.58+ site, Mn+2.58+ is bonded to two O2- and four F1- atoms to form MnO2F4 octahedra that share corners with eight MnO2F4 octahedra and edges with two MnOF5 octahedra. The corner-sharing octahedra tilt angles range from 45–60°. There are one shorter (2.00 Å) and one longer (2.01 Å) Mn–O bond lengths. There are a spread of Mn–F bond distances ranging from 2.06–2.22 Å. In the twelfth Mn+2.58+ site, Mn+2.58+ is bonded to one O2- and five F1- atoms to form MnOF5 octahedra that share corners with eight MnOF5 octahedra and edges with two MnO2F4 octahedra. The corner-sharing octahedra tilt angles range from 46–63°. The Mn–O bond length is 2.03 Å. There are a spread of Mn–F bond distances ranging from 2.09–2.20 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the seventh O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. There are seventeen inequivalent F1- sites. In the first F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the second F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the third F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fourth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fifth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the sixth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the seventh F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the eighth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the ninth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the tenth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the eleventh F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the twelfth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the thirteenth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fourteenth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Mn+2.58+ atoms. In the fifteenth F1- site, F1- is bonded in a 3-coordinate geometry to three Mn+2.58+ atoms. In the sixteenth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to three Mn+2.58+ atoms. In the seventeenth F1- site, F1- is bonded in a 3-coordinate geometry to three Mn+2.58+ atoms.