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Visually indistinguishable from magnetite and other dark spinel-group species.","In allusion to its composition, containing both MAGNESIum and iron (Latin = FERRum).","2026-03-12 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Vesuvius, Metropolitan City of Naples, Campania, Italy","Italy",122,[247,250,254,258,261,265,269,273,277,282,286,290,294,298,302,306,310,314,317],{"id":248,"year":11,"html":249,"doi":11},16115933,"Arkiv för Kemi, Mineralogi och Geologi: 5(1): 1-10.",{"id":251,"year":252,"html":253,"doi":11},16005468,1858,"Rammelsberg, C. (1858): Über die Zusammensetzung des Titaneisens sowie der rhomboedrisch und oktaedrisch krystallisierten Eisenoxyde überhaupt, VII Octaedrisches Eisenerz vom Vesuv, Annalen der Physik und Chemie, Vol. 180\u002FF2-104, 497-552.",{"id":255,"year":256,"html":257,"doi":11},16115927,1859,"Rammelsberg, C. (1859): Über den sogenannten octaedrischen Eisenglanz vom Vesuv und über die Bildung von Magneteisen durch Sublimation. Annalen der Physik und Chemie, Vol. 183\u002FF2-107, 451-455.",{"id":259,"year":256,"html":260,"doi":11},16115928,"Kenngott (1859), Ueb.: 98.",{"id":262,"year":263,"html":264,"doi":11},16115929,1860,"Kenngott (1860): 96.",{"id":266,"year":267,"html":268,"doi":11},1118651,1944,"Palache, Charles, Berman, Harry, Frondel, Clifford (1944) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.",{"id":270,"year":271,"html":272,"doi":11},16115931,1974,"Mao, H.K., & P.M. Bell (1974), High-pressure transformation in magnesioferrite (MgFe2O4). Carnegie Institution of Washington Year Book: 75: 555-557.",{"id":274,"year":275,"html":276,"doi":11},16115932,1977,"Mao, H.K., D. Virgo, & P.M. Bell (1977), High-pressure 57Fe Mössbauer data on the phase and magnetic transitions of magnesioferrite (MgFe2O4), magnetite (Fe3O4), and hematite (Fe2O3). Carnegie Instsitution of Washington Year Book: 76: 522-525.",{"id":278,"year":279,"html":280,"doi":281},16408748,1984,"Radhakrishna, S.; Badarinath, K. V. S. (1984) D.C. electrical conductivity and dielectric properties of MgAl2-xFexO4 spinel ferrite. \u003Ci>Journal of Materials Science Letters\u003C\u002Fi>,  3 (10). 867-871 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf00719574'>doi:10.1007\u002Fbf00719574\u003C\u002Fa>","10.1007\u002Fbf00719574",{"id":283,"year":284,"html":285,"doi":11},529314,1992,"O'neill, H. St.c., Annersten, H., Virgo, D. (1992) The temperature dependence of the cation distribution in magnesioferrite (MgFe2O4) from powder XRD structural refinements and Mössbauer spectroscopy. \u003Ci>American Mineralogist\u003C\u002Fi>,  77 (7-8) 725-740 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM77\u002FAM77_725.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":287,"year":288,"html":289,"doi":11},16115935,1993,"Sokolova, E. V.; Pushcharovskii, D. Yu.; Chesnokov, B. V. (1993): Crystal structure of tectonogenic magnesioferrite. Kristallografiya 38, 233-235.",{"id":291,"year":292,"html":293,"doi":11},16115936,1994,"O'Neill, H.St.C. (1994) Kinetics of cation order-disorder in MgFe2O4 spinel European Science Foundation Program on Kinetic Processes in Minerals and Ceramics, Proceedings of the Workshop on Kinetics of Caton Ordering, Cambridge, England.",{"id":295,"year":296,"html":297,"doi":11},16115937,1999,"Harrison, R.J. and Putnis, A. (1999) Determination of the mechanism of cation ordering in magnesioferrite (MgFe2O4) from the time- and temperature-dependence of magnetic susceptibility. Physics and Chemistry of Minerals: 26: 322-332.",{"id":299,"year":300,"html":301,"doi":11},16111702,2001,"Andrault, D., Bolfan-Casanova, N. (2001) High-pressure phase transformation in the MgFe2O4 and Fe2O3-MgSiO3 systems. Physics and Chemistry of Minerals, 28, 211-217.",{"id":303,"year":300,"html":304,"doi":305},152842,"Andreozzi, G. B., Hålenius, U., Skogby, H. (2001) Spectroscopic active IV Fe 3+ - VI Fe 3+ clusters in spinel-magnesioferrite solid solution crystals: a potential monitor for ordering in oxide spinels. \u003Ci>Physics and Chemistry of Minerals\u003C\u002Fi>,  28 (7) 435-444 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fs002690100178'>doi:10.1007\u002Fs002690100178\u003C\u002Fa>","10.1007\u002Fs002690100178",{"id":307,"year":308,"html":309,"doi":11},16115940,2002,"Wang, Z., P. Lazor, S.K. Saxena, & H.St.C O'Neill (2002), High pressure Raman spectroscopy of ferrite MgFe2O4. Materials Research Bulletin: 37: 1589-1602.",{"id":311,"year":312,"html":313,"doi":11},16115941,2005,"Antao, S.M., Hassan, L., and Parise, J.B. (2005) Cation ordering in magnesioferrite MgFe2O4, to 982° C using in situ synchrotron X-ray powder diffraction. American Mineralogist: 90: 219-228.",{"id":315,"year":312,"html":316,"doi":11},16965730,"(2005) Magnesioferrite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmagnesioferrite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":318,"year":319,"html":320,"doi":321},395508,2006,"Winell, S., Annersten, H., Prakapenka, V. (2006) The high-pressure phase transformation and breakdown of MgFe2O4. \u003Ci>American Mineralogist\u003C\u002Fi>,  91 (4) 560-567 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam.2006.1946'>doi:10.2138\u002Fam.2006.1946\u003C\u002Fa>","10.2138\u002Fam.2006.1946",[323,333,340,350,360,369,376,383],{"id":324,"source_url":325,"license_code":326,"credit_html":327,"title":328,"description":329,"author":330,"original_width":331,"original_height":332},15064,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=9620732","CC BY-SA 3.0","Fred Kruijen, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=9620732\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Magnesioferrite - Ochtendung, Eifel, Germany.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMagnesioferrite\" class=\"extiw\" title=\"en:Magnesioferrite\">Magnesioferrite\u003C\u002Fa>, black, grey, dark blue crystals with many faces, often with rounded sides, sometimes almost little balls. EDX showed: 45% Mg - 49% Fe - 5% Al - 1% Mn. Image width: 1,5mm - Locality: Wannenköpfe, Ochtendung, Eifel region, Germany","Fred Kruijen",900,675,{"id":334,"source_url":335,"license_code":336,"credit_html":337,"title":7,"description":11,"author":11,"original_width":338,"original_height":339},30133,"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F115080","CC BY 4.0","Photo: Unknown author — http:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby\u002F4.0\u002F, courtesy of \u003Ca href=\"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F115080\" rel=\"noopener\">Department of Geology, TalTech\u003C\u002Fa> via Europeana",1000,666,{"id":341,"source_url":342,"license_code":343,"credit_html":344,"title":345,"description":346,"author":347,"original_width":348,"original_height":349},15065,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59250140","CC BY-SA 4.0","AyselkaDjabrailova, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59250140\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Magnesioferrite.jpg","Magnesioferrite, 50 mm, Dashkesan field, Dashkesan region, Azerbaijan","AyselkaDjabrailova",1520,1286,{"id":351,"source_url":352,"license_code":353,"credit_html":354,"title":355,"description":356,"author":357,"original_width":358,"original_height":359},15066,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=72245276","Public domain","Omer Vanheule, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=72245276\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Magnesioferrite-755795.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMagnesioferrite\" class=\"extiw\" title=\"en:Magnesioferrite\">Magnesioferrite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Dimensions: 9.5 cm x 6 cm x 5 cm; weight: 650g\u003C\u002Fdd>\n\u003Cdd>Locality: Långban, Filipstad, Värmland, Sweden\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Omer Vanheule",1440,1344,{"id":361,"source_url":362,"license_code":343,"credit_html":363,"title":364,"description":365,"author":366,"original_width":367,"original_height":368},8091,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959373","Raimond Spekking, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959373\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Esseneite, Magnesioferrite, Anorthite. Kopeysk, Chelyabinsk Oblast, Russia-9038.jpg","mineral aggregate with \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FEsseneite\" class=\"extiw\" title=\"en:Esseneite\">Esseneite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMagnesioferrite\" class=\"extiw\" title=\"en:Magnesioferrite\">Magnesioferrite\u003C\u002Fa> and \u003Ca href=\"https:\u002F\u002Fde.wikipedia.org\u002Fwiki\u002FAnorthite\" class=\"extiw\" title=\"de:Anorthite\">Anorthite\u003C\u002Fa> (Weight: 41.5 g) – Place of discovery: Kopeysk, Chelyabinsk Oblast, Russia","Raimond Spekking",4679,3509,{"id":370,"source_url":371,"license_code":343,"credit_html":372,"title":373,"description":365,"author":366,"original_width":374,"original_height":375},8092,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959382","Raimond Spekking, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959382\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Esseneite, Magnesioferrite, Anorthite. Kopeysk, Chelyabinsk Oblast, Russia-9039.jpg",6694,4463,{"id":377,"source_url":378,"license_code":343,"credit_html":379,"title":380,"description":365,"author":366,"original_width":381,"original_height":382},8093,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959393","Raimond Spekking, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959393\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Esseneite, Magnesioferrite, Anorthite. Kopeysk, Chelyabinsk Oblast, Russia-9041.jpg",6693,3765,{"id":384,"source_url":385,"license_code":343,"credit_html":386,"title":387,"description":365,"author":366,"original_width":374,"original_height":375},8094,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959408","Raimond Spekking, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=129959408\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Esseneite, Magnesioferrite, Anorthite. Kopeysk, Chelyabinsk Oblast, Russia-9043.jpg",[389,395,400,406,411],{"id":390,"url":391,"label":392,"formula":393,"spacegroup":394,"year":312},8068,"\u002Fcif\u002F8068.cif","Antao 2005 · (Fe2 Mg) O4","(Fe2 Mg) O4","F d 3 m",{"id":396,"url":397,"label":398,"formula":399,"spacegroup":394,"year":312},8113,"\u002Fcif\u002F8113.cif","Antao 2005 · (Mg Fe2) O4","(Mg Fe2) O4",{"id":401,"url":402,"label":403,"formula":404,"spacegroup":394,"year":405},8145,"\u002Fcif\u002F8145.cif","Nakatsuka 2004 · (Mg Al.79 Fe1.21) O4","(Mg Al.79 Fe1.21) O4",2004,{"id":407,"url":408,"label":409,"formula":410,"spacegroup":394,"year":405},8146,"\u002Fcif\u002F8146.cif","Nakatsuka 2004 · Mg Al.47 Fe1.52 O4","Mg Al.47 Fe1.52 O4",{"id":412,"url":413,"label":414,"formula":415,"spacegroup":394,"year":405},8147,"\u002Fcif\u002F8147.cif","Nakatsuka 2004 · Mg1.01 Fe1.77 Al.22 O4","Mg1.01 Fe1.77 Al.22 O4",[417,418,419,420],"Magneferrit","Magnesioferriet","Magnoferrit","Magnoferrite",[422,426,430,434,438,441,445,448,452,456],{"lang":423,"names":424},"az",[425],"Maqnezioferrit",{"lang":427,"names":428},"ca",[429],"magnesioferrita",{"lang":431,"names":432},"de",[417,433,419],"Magnesioferrit",{"lang":435,"names":436},"es",[437],"Magnesioferrita",{"lang":439,"names":440},"eu",[437],{"lang":442,"names":443},"fr",[444],"Magnésioferrite",{"lang":446,"names":447},"it",[7],{"lang":449,"names":450},"mk",[451],"Магнезиоферит",{"lang":453,"names":454},"ru",[455],"Магнезиоферрит",{"lang":457,"names":458},"uk",[459],"Магнезіоферит","Q408603",{"history":11,"applications":11}]