• Ahlfeldite | Article about ahlfeldite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/ahlfeldite Ahlfeldite is rare, occurring on only a few samples as an alteration product of penroseite in crystalline crusts 1 to 1.5 mm thick covering areas of only a few square millimeters or filling small cavities. Ahlfeldite is monoclinic and the crystals are elongated along the c-axis or flattened on {110}.
  • Ahlfeldite - Wikipedia

    en.wikipedia.org/wiki/Ahlfeldite Ahlfeldite ((Ni,Co)[Se O 3]·2H 2 O) is a mineral of secondary origin. It is named after Friedrich Ahlfeld (1892–1982), a German-Bolivian mining engineer and geologist. Its type locality is Virgen de Surumi mine, Pakajake Canyon, Chayanta Province, Potosí Department, Bolivia.
  • Ahlfeldite: Mineral information, data and localities.

    www.mindat.org/min-61.html Ahlfeldite mineral data, information about Ahlfeldite, its properties and worldwide locations.
  • Ahlfeldite dictionary definition | ahlfeldite defined

    www.yourdictionary.com/ahlfeldite ahlfeldite definition: Noun (uncountable) 1. (mineralogy) A secondary selenite mineral found in Bolivia.Origin -ite...
  • Ahlfeldite Mineral Data

    webmineral.com/data/Ahlfeldite.shtml Excalibur Mineral Corp. Google Search for Ahlfeldite Exceptional Minerals Google Search for Ahlfeldite John Betts Fine Minerals Search for Ahlfeldite McDougall Minerals Google Search for Ahlfeldite Mineral News Website Link Rock and Mineral Shows Google Search for Ahlfeldite Weinrich Minerals, Inc. Google Search for Ahlfeldite. Ask about ...
  • Ahlfeldite - Mindat.org

    www.mindat.org/gm/61 An aggregate of pink cobaltian ahlfeldite among weathered primary selenide ore, with some electric-blue chalcomenite and blue-green clinochalcomenite; not sure about the tiny apple-green stuff; it somewhat resembles francisite, but thought this might also be a Co-free ahlfeldite (?).
  • Ahlfeldite NiSe4+O 2H O 3 2 - Handbook of Mineralogy

    www.handbookofmineralogy.com/pdfs/ahlfeldite.pdf Ahlfeldite NiSe4+O3• 2H2O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group: 2/m. Rare crystals, to 1 mm, elongated along [001] or flattened parallel {110}, showing {110}, {011}, {032}, {103}, {101}; in crystalline crusts
  • ahlfeldite - Wiktionary

    en.wiktionary.org/wiki/ahlfeldite ahlfeldite (uncountable) A secondary selenite mineral found in Bolivia. Further reading “Ahlfeldite” in David Barthelmy, Webmineral Mineralogy Database, 1997–. “ahlfeldite”, in Mindat.org‎, Hudson Institute of Mineralogy, accessed 29 August 2016.
  • What does ahlfeldite mean? - definitions

    www.definitions.net/definition/ahlfeldite Definition of ahlfeldite in the Definitions.net dictionary. Meaning of ahlfeldite. What does ahlfeldite mean? Information and translations of ahlfeldite in the most comprehensive dictionary definitions resource on the web.
  • Ahlfeldite Mineral Data

    webmineral.com/data/Ahlfeldite1.shtml Translate Ahlfeldite Mineral Data : Ask about Ahlfeldite 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 Print or Cut-and-Paste your Ahlfeldite Specimen Label here :