• Osumilite-(Fe) Mineral Data

    www.webmineral.com/data/Osumilite-(Fe).shtml A Bijoux Google Search for Osumilite-(Fe) Dakota Matrix Minerals Google Search for Osumilite-(Fe) John Betts Fine Minerals Search for Osumilite-(Fe) McDougall Minerals Google Search for Osumilite-(Fe) Rock and Mineral Shows Google Search for Osumilite-(Fe) Weinrich Minerals, Inc. Google Search for Osumilite-(Fe) Ask about Osumilite-(Fe) here :
  • Osumilite - Wikipedia

    en.wikipedia.org/wiki/Osumilite Osumilite chemical formula is (K,Na)(Fe,Mg) 2 (Al,Fe) 3 (Si,Al) 12 O 30. It is translucent and the typical coloring is either blue, black, brown, or gray. It displays no cleavage and has a vitreous luster. Osumilite has a hardness between 5-6 on the Mohs hardness scale. The hexagonal crystal structure of
  • Osumilite: Mineral information, data and localities.

    www.mindat.org/min-3039.html ⓘ Osumilite occurrence 1; Holder, R. M., Hacker, B. R., Horton, F., & Rakotondrazafy, A. F. M. (2018) Ultrahigh-temperature osumilite gneisses in southern Madagascar record combined heat advection and high rates of radiogenic heat production in a long-lived high-T orogen. Journal of Metamorphic Geology, 36 (7): 855–880. ⓘ Osumilite ...
  • Osumilite-(Mg): Mineral information, data and localities.

    www.mindat.org/min-3038.html The Mg analogue of Osumilite. Mg-dominant (at the octahedral site) analogues of osumilite have been described several times (Armbruster and Oberhänsli, 1988; Balassone et al., 2008; Seryotkin et al., 2008), but published without approval by the CNMNC. The mineral was finally approved as a valid ...
  • Osumilite-(Mg) Mineral Data

    www.webmineral.com/data/Osumilite-(Mg).shtml Dakota Matrix Minerals Google Search for Osumilite-(Mg) John Betts Fine Minerals Search for Osumilite-(Mg) McDougall Minerals Google Search for Osumilite-(Mg) Rock and Mineral Shows Google Search for Osumilite-(Mg) Weinrich Minerals, Inc. Google Search for Osumilite-(Mg) Ask about Osumilite-(Mg) here :
  • Category:Osumilite - Wikimedia Commons

    commons.wikimedia.org/wiki/Category:Osumilite This page was last edited on 7 January 2019, at 09:05. Files are available under licenses specified on their description page. All structured data from the file and property namespaces is available under the Creative Commons CC0 License; all unstructured text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.
  • OSUMILITE (Hydrated Potassium Sodium Iron Magnesium ...

    www.galleries.com/Osumilite Osumilite has been suggested to be named osumilite-(Fe) which would seem unnecessary unless a third mineral that is more pure in iron is established and osumilite could represent the middle of the series. PHYSICAL CHARACTERISTICS: Color is blue, pale blue, gray, pink, brown to black.
  • Osumilite (K Na)(Fe2+ Mg) (Al Fe3+ (Si Al) O

    handbookofmineralogy.org/pdfs/osumilite.pdf Distribution: Localities for which Fe2+:Mg has been established to be of this species include: in Japan, from Sakkabira and Hayato, Kagoshima Prefecture, and from the Asama volcano, northwest of Tokyo, Yamanashi Prefecture. In the USA, at Obsidian Cli®s, Lane Co., Oregon. In the Funtani¯gu quarry, Monte Arci, near Oristano, Sardinia, Italy.
  • Osumilite-(Fe) Mineral Data

    webmin.mindat.org/data/Osumilite-(Fe).shtml Visit our Advertisers for Osumilite-(Fe) : Ask about Osumilite-(Fe) here : Ask-A-Mineralogist from the Mineralogical Society of America Mindat.org's Discussion Groups Original Rockhounds Discussion Group Rockhounds Discussion Group on Yahoo Groups Mineral Discussion Forum from Fabre Minerals - also available in Español. Print or Cut-and-Paste ...
  • Osumilite-(Fe) mineral information and data

    www.dakotamatrix.com/mineralpedia/7592/osumilite-fe Because most Osumilite found is Osumilite-(Fe), it is safe to refer to it as just Osumilite. It is an uncommon mineral found in other localities including in the United States, Italy, and Germany among a few others. Osumilite forms in cavities in the groundmass of rhyolites and dacites as well as in high-grade contact metamorphosed rocks and ...