Magnetite R060222

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Record 2 of 6  

Name: Magnetite
RRUFF ID: R060222
Ideal Chemistry: Fe2+Fe3+2O4
Locality: Cerro Hua├▒aquino, Potosi Department, Bolivia
Source: Rock Currier [view label]
Owner: RRUFF
Description: Black octahedra, the surface is hematite and the interior is magnetite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Spinel (56) ]
Quick search: [ All Magnetite samples (6) ]
RRUFF ID: R060222.2
Sample Description: Microprobe fragment
Measured Chemistry: (Fe2+0.95Mg0.05)(Fe3+0.99Al0.01)2O4
Microprobe Data File: [ Download Excel File ]
Sample Description: Sample is oriented and mounted on a pin.
Pin ID: L01600
Orientation: Laser parallel to  a*  (1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].

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RRUFF ID: R060222
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R060222.1
Sample Description: Powder, cell parameters are from single crystal
Cell Refinement Output: a: 8.390(2)Å    b: 8.390(2)Å    c: 8.390(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 590.50(8)Å3    Crystal System: cubic
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Magnetite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

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Haidinger W (1845) Zweite Klasse: Geogenide. XI. Ordnung, Erze. X. Eisennerz. Magnetit., in Handbuch der Bestimmenden Mineralogie Bei Braum├╝ller and Seidel Wien 546-555   [view file]

Hutton C O (1950) Studies of heavy detrital minerals, Bulletin of the Geological Society of America, 61, 635-710   [view file]

Feitknecht W, Brunner P, Oswalk HR (1962) Über den Einfluβ der Feuchtigkeit auf die Oxydation von Manganhydroxid durch molekularen Sauerstoff, Zeitschrift für Anorganische und Allgemeine Chemie, 316, 154-160

Pajari G E (1966) Abstract of paper presented at the eleventh meeting: The variation of magnetite–ulvospinel and hematite–ilmenite compositions in a differentiated alkaline intrusive, The Canadian Mineralogist, 8, 670-670   [view file]

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Fleet M E (1984) The structure of magnetite: two annealed natural magnetites, Fe3.005O4 and Fe2.96Mg0.04O4, Acta Crystallographica, C40, 1491-1493

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Cvejic Z, Rakic S, Kremenovic A, Antic B, Jovalekic C, Colomban P (2006) Nanosize ferrites obtained by ball milling: crystal structure, cation distribution, size-strain analysis and raman investigations, Solid State Sciences, 8, 908-915

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Gatta G D, Kantor I, Ballaran T B, Dubrovinsky L, McCammon C (2007) Effect of non-hydrostatic conditions on the elastic behaviour of magnetite: an in situ single-crystal X-ray diffraction study, Physics and Chemistry of Minerals, 34, 627-635

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Zinin P, Tatsumi-Petrochilos L, Bonal L, Acosta T, Hammer J, Gilder S, Fuller M (2011) Raman spectroscopy of titanomagnetites: Calibration of the intensity of Raman peaks as a sensitive indicator for their Ti content, American Mineralogist, 96, 1537-1546   [view file]

Glazyrin K, McCammon C, Dubrovinsky L, Merlini M, Schollenbruch K, Woodland A, Hanfland M (2012) Effect of high pressure on the crystal structure and electronic properties of magnetite below 25 GPa, American Mineralogist, 97, 128-133   [view file]

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Guignard J, Crichton W A (2014) Synthesis and recovery of bulk Fe4O5 from magnetite, Fe3O4. A member of a self-similar series of structures for the lower mantle and transition zone, Mineralogical Magazine, 78, 361-371

Koch-Müller M, Mugnaioli E, Rhede D, Speziale S, Kolb U, Wirth R (2014) Synthesis of a quenchable high-pressure form of magnetite (h-Fe3O4) with composition Fe1(Fe2+0.75Mg0.26)Fe2(Fe3+0.70Cr0.15Al0.11Si0.04)2O4, American Mineralogist, 99, 2405-2415

Wang M, Chou I, Lu W, de Vivo B (2015) Effects of CH4 and CO2 on the sulfidization of goethite and magnetite: an in situ Raman spectroscopic study in high-pressure capillary optical cells at room temperature, European Journal of Mineralogy, 27, 193-201

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Uenver-Thiele L, Woodland A B, Ballaran T B, Miyajima N, Frost D J (2017) Phase relations of Fe-Mg spinels including new high-pressure post-spinel phases and implications for natural samples, American Mineralogist, 102, 2054-2064