DOI: 10.17188/1293318
title: Materials Data on Mn8O13F3 by Materials Project

description: Mn8O13F3 is zeta iron carbide-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Mn+3.62+ sites. In the first Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 46–58°. There are a spread of Mn–O bond distances ranging from 1.87–1.97 Å. The Mn–F bond length is 2.02 Å. In the second Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 50–56°. There are a spread of Mn–O bond distances ranging from 1.93–1.98 Å. The Mn–F bond length is 2.12 Å. In the third Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form MnO5F octahedra that share corners with eight MnO5F octahedra and edges with two equivalent MnO4F2 octahedra. The corner-sharing octahedra tilt angles range from 48–56°. There are a spread of Mn–O bond distances ranging from 1.90–1.97 Å. The Mn–F bond length is 2.04 Å. In the fourth Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 46–53°. There are a spread of Mn–O bond distances ranging from 1.92–1.98 Å. The Mn–F bond length is 2.06 Å. In the fifth Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 48–59°. There are a spread of Mn–O bond distances ranging from 1.94–2.01 Å. The Mn–F bond length is 2.15 Å. In the sixth Mn+3.62+ site, Mn+3.62+ is bonded to four O2- and two F1- atoms to form a mixture of edge and corner-sharing MnO4F2 octahedra. The corner-sharing octahedra tilt angles range from 44–58°. There is two shorter (1.93 Å) and two longer (1.94 Å) Mn–O bond length. There are one shorter (2.03 Å) and one longer (2.12 Å) Mn–F bond lengths. In the seventh Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 48–59°. There are a spread of Mn–O bond distances ranging from 1.87–1.96 Å. The Mn–F bond length is 2.01 Å. In the eighth Mn+3.62+ site, Mn+3.62+ is bonded to five O2- and one F1- atom to form a mixture of edge and corner-sharing MnO5F octahedra. The corner-sharing octahedra tilt angles range from 44–55°. There are a spread of Mn–O bond distances ranging from 1.89–2.00 Å. The Mn–F bond length is 2.03 Å. There are thirteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the second O2- site, O2- is bonded in a trigonal planar geometry to three Mn+3.62+ atoms. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the seventh O2- site, O2- is bonded in a trigonal planar geometry to three Mn+3.62+ atoms. In the eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the ninth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the tenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the eleventh O2- site, O2- is bonded in a trigonal planar geometry to three Mn+3.62+ atoms. In the twelfth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Mn+3.62+ atoms. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded in a 3-coordinate geometry to three Mn+3.62+ atoms. In the second F1- site, F1- is bonded in a 3-coordinate geometry to three Mn+3.62+ atoms. In the third F1- site, F1- is bonded in a 3-coordinate geometry to three Mn+3.62+ atoms.