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Ferropseudobrookite

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Formula:
Fe2+Ti2O5
Crystal System:
Orthorhombic
Isostructural with:
Known as exsolution lamellae in terrestrial minerals, from meteorite chondrules, and as an abundant constituent of slag from smelting Ti-rich magnetite sands.


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Chemical Properties of FerropseudobrookiteHide

Formula:
Fe2+Ti2O5

Crystallography of FerropseudobrookiteHide

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

Other InformationHide

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

References for FerropseudobrookiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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 FerropseudobrookiteHide

Localities for FerropseudobrookiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
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.
Ukraine
 
  • Kirovohrad Oblast (Kirovohrads'ka Oblast)
Cuney, M., Emetz, A., Mercadier, J., Mykchaylov, V., Shunko, V., & Yuslenko, A. (2012). Uranium deposits associated with Na-metasomatism from central Ukraine: a review of some of the major deposits and genetic constraints. Ore Geology Reviews, 44, 82-106.
Mineral and/or Locality  
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