• Bravoite Mineral Data

    webmineral.com/data/Bravoite.shtml Excalibur Mineral Corp. Google Search for Bravoite Exceptional Minerals Google Search for Bravoite John Betts Fine Minerals Search for Bravoite McDougall Minerals Google Search for Bravoite Mineral News Website Link Rock and Mineral Shows Google Search for Bravoite Weinrich Minerals, Inc. Google Search for Bravoite. Ask about Bravoite here :
  • Bravoite: Mineral information, data and localities.

    www.mindat.org/min-759.html "When bravoite was a valid species any pyrite with a grey coating such as those from Rio Rico, Colorado, were labeled bravoite. I had a dull grey one with a thick coating and a shiny one that had a very thin coating. We dissolved the coating in nitric acid and did ICP analysis. There was no nickel but Pb in the dull one and Sb and Cu in the ...
  • Bravoite | Definition of Bravoite by Merriam-Webster

    www.merriam-webster.com/dictionary/bravoite Bravoite definition is - a mineral (Ni,Fe)S2 consisting of a nickel sulfide containing iron related to pyrite.
  • Pyrite - Wikipedia

    en.wikipedia.org/wiki/Bravoite Bravoite is a nickel-cobalt bearing variety of pyrite, with > 50% substitution of Ni 2+ for Fe 2+ within pyrite. Bravoite is not a formally recognised mineral, and is named after Peruvian scientist Jose J. Bravo (1874–1928). Distinguishing similar minerals.
  • Bravoite - Mindat.org

    www.mindat.org/gm/759 A german classic: cubes of nickeliferous pyrite (var. Bravoite) in massive chalcopyrite ore from maubach. The mine was famous for these finds in the 1950s and 60s.
  • Bravoite | Article about bravoite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/bravoite 75 (1990), 705 Bravoite (= nickeloan pyrite) Bayliss: Am. The IMA Commission on New Minerals and Mineral Names: Procedures and Guidelines on Mineral Nomenclature 1998 (1967) Early diagenetic framboidal pyrite, bravoite , and vaesite in the Cave in Rock fluorspar district, southern Illinois.
  • Re: Specimens incorrectly labeled Bravoite coating Pyrite ...

    www.mineral-forum.com/message-board/viewtopic.php This is the "Bravoite" that I purchased last week in Liege, Belgium One can see that it is a Pyrite specimen with a thin layer (0.5 mm) of what is supposed to be "Bravoite". I purchased it because I have special interest in sulpides and sulfosalts, and I'd never heard of Bravoite before. The vendor had 3 specimens available and I bought the one I liked most. They were all in the very, very ...
  • Bravo | Definition of Bravo by Merriam-Webster

    www.merriam-webster.com/dictionary/bravo Bravo definition is - villain, desperado; especially : a hired assassin.
  • FMF - Friends of Minerals Forum, discussion and message ...

    www.mineral-forum.com/message-board/viewtopic.php Sample 3: Possible Bravoite, USA Result: Pyrite The grey color of some surfaces that gave it the "funny" name of Bravoite it is just a patina of surface alteration. It is a Pyrite slightly altered without traces of Ni or Cu, so it is nor Chalcocite. Only Zn was detected as traces of heavy metals.
  • PYRITE (Iron Sulfide) - Amethyst Galleries: Pyrite

    www.galleries.com/pyrite Bravoite is the name given to a nickel-rich iron sulfide. It is closely related to pyrite but contains up to 20% nickel. Some mineral books treat it as a variety of pyrite. Pyrite is a polymorph of marcasite, which means that it has the same chemistry, FeS2, as marcasite; but a different structure and therefore different symmetry and crystal ...