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Title: Materials Data on Mn2CuO4 by Materials Project

Abstract

CuMn2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are eighteen inequivalent Mn3+ sites. In the first Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are one shorter (2.03 Å) and three longer (2.05 Å) Mn–O bond lengths. In the second Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three MnO4 tetrahedra, corners with three CuO4 tetrahedra, edges with two equivalent CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the third Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three equivalent MnO4 tetrahedra, corners with three equivalent CuO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.99–2.16 Å. In the fourth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two equivalentmore » CuO4 tetrahedra, corners with four MnO4 tetrahedra, edges with three MnO6 octahedra, and edges with three CuO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the fifth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three equivalent MnO4 tetrahedra, corners with three equivalent CuO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.98–2.16 Å. In the sixth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are three shorter (2.03 Å) and one longer (2.04 Å) Mn–O bond lengths. In the seventh Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–64°. There are a spread of Mn–O bond distances ranging from 2.02–2.04 Å. In the eighth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the ninth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Mn–O bond distances ranging from 2.01–2.03 Å. In the tenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the eleventh Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the twelfth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the thirteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. All Mn–O bond lengths are 2.03 Å. In the fourteenth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the fifteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the sixteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 54–63°. There are a spread of Mn–O bond distances ranging from 2.00–2.02 Å. In the seventeenth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one CuO4 tetrahedra, corners with five MnO4 tetrahedra, edges with three MnO6 octahedra, and edges with three CuO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the eighteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are one shorter (2.03 Å) and three longer (2.04 Å) Mn–O bond lengths. There are twelve inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Cu–O bond distances ranging from 1.98–2.05 Å. In the second Cu2+ site, Cu2+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Cu–O bond distances ranging from 2.01–2.06 Å. In the third Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with three MnO4 tetrahedra, corners with three CuO4 tetrahedra, and edges with six MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.06–2.25 Å. In the fourth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two equivalent CuO4 tetrahedra, corners with four MnO4 tetrahedra, an edgeedge with one CuO6 octahedra, and edges with five MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.28 Å. In the fifth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.31 Å. In the sixth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.31 Å) Cu–O bond lengths. In the seventh Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.29 Å) Cu–O bond lengths. In the eighth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.31 Å) Cu–O bond lengths. In the ninth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.29 Å) Cu–O bond lengths. In the tenth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.30 Å) Cu–O bond lengths. In the eleventh Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.34 Å. In the twelfth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one CuO4 tetrahedra, corners with five MnO4 tetrahedra, an edgeedge with one CuO6 octahedra, and edges with five MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.03–2.28 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Mn3+ and two Cu2+ atoms. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the fifth O2- site, O2- is bonded to three Mn3+ and one Cu2+ atom to form distorted OMn3Cu trigonal pyramids that share corners with two OMn3Cu trigonal pyramids and edges with two OMn4 trigonal pyramids. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the ninth O2- site, O2- is bonded to four Mn3+ atoms to form a mixture of distorted edge and corner-sharing OMn4 trigonal pyramids. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the thirteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the fourteenth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the fifteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the seventeenth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the eighteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the nineteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twentieth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the twenty-first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-third O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the twenty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-fifth O2- site, O2- is bonded i« less

Authors:
Contributors:
Researcher:
Publication Date:
Other Number(s):
mp-698748
DOE Contract Number:  
AC02-05CH11231; EDCBEE
Product Type:
Dataset
Research Org.:
Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States). LBNL Materials Project
Sponsoring Org.:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
Subject:
36 MATERIALS SCIENCE
Keywords:
crystal structure; Mn2CuO4; Cu-Mn-O
OSTI Identifier:
1285443
DOI:
10.17188/1285443

Citation Formats

Persson, Kristin, and Project, Materials. Materials Data on Mn2CuO4 by Materials Project. United States: N. p., 2015. Web. doi:10.17188/1285443.
Persson, Kristin, & Project, Materials. Materials Data on Mn2CuO4 by Materials Project. United States. doi:10.17188/1285443.
Persson, Kristin, and Project, Materials. 2015. "Materials Data on Mn2CuO4 by Materials Project". United States. doi:10.17188/1285443. https://www.osti.gov/servlets/purl/1285443. Pub date:Thu Mar 05 00:00:00 EST 2015
@article{osti_1285443,
title = {Materials Data on Mn2CuO4 by Materials Project},
author = {Persson, Kristin and Project, Materials},
abstractNote = {CuMn2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are eighteen inequivalent Mn3+ sites. In the first Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are one shorter (2.03 Å) and three longer (2.05 Å) Mn–O bond lengths. In the second Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three MnO4 tetrahedra, corners with three CuO4 tetrahedra, edges with two equivalent CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the third Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three equivalent MnO4 tetrahedra, corners with three equivalent CuO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.99–2.16 Å. In the fourth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two equivalent CuO4 tetrahedra, corners with four MnO4 tetrahedra, edges with three MnO6 octahedra, and edges with three CuO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the fifth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with three equivalent MnO4 tetrahedra, corners with three equivalent CuO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.98–2.16 Å. In the sixth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are three shorter (2.03 Å) and one longer (2.04 Å) Mn–O bond lengths. In the seventh Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–64°. There are a spread of Mn–O bond distances ranging from 2.02–2.04 Å. In the eighth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the ninth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Mn–O bond distances ranging from 2.01–2.03 Å. In the tenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the eleventh Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the twelfth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the thirteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. All Mn–O bond lengths are 2.03 Å. In the fourteenth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six MnO4 tetrahedra, edges with two equivalent MnO6 octahedra, and edges with four CuO6 octahedra. All Mn–O bond lengths are 1.99 Å. In the fifteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are two shorter (2.02 Å) and two longer (2.03 Å) Mn–O bond lengths. In the sixteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 54–63°. There are a spread of Mn–O bond distances ranging from 2.00–2.02 Å. In the seventeenth Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one CuO4 tetrahedra, corners with five MnO4 tetrahedra, edges with three MnO6 octahedra, and edges with three CuO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.03 Å. In the eighteenth Mn3+ site, Mn3+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with six MnO6 octahedra and corners with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are one shorter (2.03 Å) and three longer (2.04 Å) Mn–O bond lengths. There are twelve inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Cu–O bond distances ranging from 1.98–2.05 Å. In the second Cu2+ site, Cu2+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with three CuO6 octahedra and corners with nine MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Cu–O bond distances ranging from 2.01–2.06 Å. In the third Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with three MnO4 tetrahedra, corners with three CuO4 tetrahedra, and edges with six MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.06–2.25 Å. In the fourth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two equivalent CuO4 tetrahedra, corners with four MnO4 tetrahedra, an edgeedge with one CuO6 octahedra, and edges with five MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.28 Å. In the fifth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.31 Å. In the sixth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.31 Å) Cu–O bond lengths. In the seventh Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.29 Å) Cu–O bond lengths. In the eighth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.31 Å) Cu–O bond lengths. In the ninth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.29 Å) Cu–O bond lengths. In the tenth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four equivalent MnO6 octahedra. There are four shorter (2.02 Å) and two longer (2.30 Å) Cu–O bond lengths. In the eleventh Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with six MnO4 tetrahedra, edges with two CuO6 octahedra, and edges with four MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.02–2.34 Å. In the twelfth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one CuO4 tetrahedra, corners with five MnO4 tetrahedra, an edgeedge with one CuO6 octahedra, and edges with five MnO6 octahedra. There are a spread of Cu–O bond distances ranging from 2.03–2.28 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Mn3+ and two Cu2+ atoms. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the fifth O2- site, O2- is bonded to three Mn3+ and one Cu2+ atom to form distorted OMn3Cu trigonal pyramids that share corners with two OMn3Cu trigonal pyramids and edges with two OMn4 trigonal pyramids. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the ninth O2- site, O2- is bonded to four Mn3+ atoms to form a mixture of distorted edge and corner-sharing OMn4 trigonal pyramids. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Mn3+ and two Cu2+ atoms. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the thirteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the fourteenth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the fifteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the seventeenth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the eighteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the nineteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twentieth O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the twenty-first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-third O2- site, O2- is bonded to two Mn3+ and two Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMn2Cu2 tetrahedra. In the twenty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Mn3+ and one Cu2+ atom. In the twenty-fifth O2- site, O2- is bonded i},
doi = {10.17188/1285443},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2015},
month = {3}
}

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