• Verification - Mindat.org

    www.mindat.org/min-2866.html Large number of pages viewed. While we don't want to limit you viewing as many pages as you would like on mindat.org, we do need to prevent people from automated downloads of our content.
  • Naumannite Mineral Data

    webmineral.com/data/Naumannite.shtml Naumannite Crystallography: Axial Ratios: a:b:c =0.6135:1:1.097 : Cell Dimensions: a = 4.336, b = 7.067, c = 7.753, Z = 4; V = 237.57 Den(Calc)= 8.24
  • Naumannite | Definition of Naumannite by Merriam-Webster

    www.merriam-webster.com/dictionary/naumannite Naumannite definition is - a mineral (Ag2Se) consisting of a silver selenide in iron-black cubic crystals or massive (specific gravity 8).
  • Naumannite | Definition of Naumannite at Dictionary.com

    www.dictionary.com/browse/naumannite Naumannite definition, a mineral, silver-lead selenide, (Ag2Pb)Se, usually occurring in iron-black cubic crystals. See more.
  • Naumannite | Article about naumannite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/naumannite Looking for naumannite? Find out information about naumannite. Ag2Se An iron-black mineral that crystallizes in the isometric system; consists of silver selenide, and occurs massive or in crystals; specific gravity is 8 Explanation of naumannite
  • Silver(I) selenide - Wikipedia

    en.wikipedia.org/wiki/Naumannite Silver selenide (Ag 2 Se) is the reaction product formed when selenium toning analog silver gelatine photo papers in photographic print toning.The selenium toner contains sodium selenite (Na 2 SeO 3) as one of its active ingredients, which is the source of the selenide (Se 2−) anion combining with the silver in the toning process.. It is found in nature as the mineral naumannite, a ...
  • naumannite - WordReference.com Dictionary of English

    www.wordreference.com/definition/naumannite naumannite - WordReference English dictionary, questions, discussion and forums. All Free.
  • Naumannite - RRUFF Database: Raman, X-ray, Infrared, and ...

    rruff.info/Naumannite REFERENCES for Naumannite; 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. Haidinger W (1845) Zweite Klasse: Geogenide. XIV. Ordnung.
  • Naumannite - Mindat.org

    www.mindat.org/gm/2866 4.8 x 4.2 x 3.9 cm. Naumannite is an uncommon Ag-selenide with specimens being rare from any worldwide locality. Mineral specimens of any species are very rare from this extinct Au-Ag-Se mine, that was worked intermittently from 1897 until the 1940s (MINDAT).
  • Naumannite Ag2Se - Handbook of Mineralogy

    www.handbookofmineralogy.org/pdfs/Naumannite.pdf Naumannite Ag2Se c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Orthorhombic, pseudocubic. Point Group: 222. Granular massive; rarely as pseudocubes and plates, to 1 cm.