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Ferropseudobrookite

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Formula:
Fe
2+
 
Ti
 
2
O
 
5
System:Orthorhombic
Isostructural with:Armalcolite, Pseudobrookite


Known as exsolution lamellae in terrestrial minerals, from meteorite chondrules, and as an abundant constituent of slag from smelting Ti-rich magnetite sands.

Classification of Ferropseudobrookite

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Crystallography of Ferropseudobrookite

Crystal System:Orthorhombic
Class (H-M):mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:Cmcm {C2/m 2/c 21/m}
Space Group Setting:Cmcm
Cell Parameters:a = 9.8Å, b = 3.7Å, c = 10.0Å
Ratio:a:b:c = 2.649 : 1 : 2.703
Unit Cell Volume:V 362.60 ų (Calculated from Unit Cell)

Chemical Properties of Ferropseudobrookite

Formula:
Fe
2+
 
Ti
 
2
O
 
5
Simplified for copy/paste:Fe2+Ti2O5
Essential elements:Fe, O, Ti
All elements listed in formula:Fe, O, Ti

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Ferropseudobrookite

Reference List:

- +
Akira MIYAKE, Youhei TORIGOE, and Tomokazu HOKADA (2007) Ferropseudobrookite exsolution in quartz from Napier Complex, East Antarctica. 2007 Annual Meeting of Japan Association of Mineralogical Sciences, G4-P02.

Miyake, A. & Hokada, T. (2013): First find of ferropseudobrookite in quartz from Napier Complex, East Antarctica. European Journal of Mineralogy, 25, 33-38.

Internet Links for Ferropseudobrookite

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  • Localities for Ferropseudobrookite

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Antarctica
     
    • Eastern Antarctica
      • Enderby Land
    Akira MIYAKE, Youhei TORIGOE, and Tomokazu HOKADA (2007) Ferropseudobrookite exsolution in quartz from Napier Complex, East Antarctica. 2007 Annual Meeting of Japan Association of Mineralogical Sciences, G4-P02.
      • Victoria Land
        • Allan Hills
    Fujimaki Hirokazu, et al (1981) Ferropseudobrookite-silica mineral-albite-chondrule in the ALH-77015 chondrite (L3). National Institute of Polar Research.
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