• Grimaldiite Mineral Data

    webmineral.com/data/Grimaldiite.shtml Visit our Advertisers for Grimaldiite : Dakota Matrix Minerals Google Search for Grimaldiite John Betts Fine Minerals Search for Grimaldiite McDougall Minerals Google Search for Grimaldiite Rock and Mineral Shows Google Search for Grimaldiite Weinrich Minerals, Inc. Google Search for Grimaldiite. Ask about Grimaldiite here :
  • Grimaldiite: Mineral information, data and localities.

    www.mindat.org/min-1750.html As with other Cr mineral species from the Merume River locality, such as bracewellite, guyanaite, and mcconnellite this species is NOT universally present in every specimen and verification of each specimen is required.
  • grimaldiite - Wiktionary

    en.wiktionary.org/wiki/grimaldiite grimaldiite A trigonal-hexagonal scalenohedral mineral containing chromium, hydrogen, and oxygen. References “Grimaldiite ...
  • Grimaldiite Cr3+O(OH) - Handbook of Mineralogy

    www.handbookofmineralogy.com/pdfs/grimaldiite.pdf Grimaldiite Cr3+O(OH) c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Hexagonal. Point Group: 3m. Very rarely as single rhombohedral crystals; commonly as parallel intergrowths with mcconnellite in tabular rhombohedral crystals, to 1 mm;
  • What does grimaldiite mean? - definitions

    www.definitions.net/definition/grimaldiite Definition of grimaldiite in the Definitions.net dictionary. Meaning of grimaldiite. What does grimaldiite mean? Information and translations of grimaldiite in the most comprehensive dictionary definitions resource on the web.
  • Pyrochroite: Mineral information, data and localities.

    www.mindat.org/min-3317.html Named in 1864 by Lars Johan Igelstrom from the Greek πύρ, "fire", and χρώσις, "colouring", in allusion to the change of color upon ignition.
  • Grimaldiite dictionary definition | grimaldiite defined

    www.yourdictionary.com/grimaldiite grimaldiite definition: Noun 1. (mineralogy) A trigonal-hexagonal scalenohedral mineral containing chromium, hydrogen, and oxygen.Origin -ite...
  • Grimaldiite – The Pebble Collection

    pebblecollection.com/index.php/tag/grimaldiite 3721 Grimaldiite, Red Lead Mine, Dundas, Tasmania. October 3, 2019; Search
  • Guyanaite - Wikipedia

    en.wikipedia.org/wiki/Guyanaite Guyanaite (CrOOH) is a chromium oxide mineral that forms as an intergrowth with other chromium oxide minerals known as bracewellite (CrOOH) and grimaldiite (CrOOH) as well as eskolaite (Cr 2 O 3) which in early findings were nearly indistinguishable from one another.These oxides formed so closely as intergrowths with one another that they were initially, and erroneously, identified as a single ...
  • Grimaldiite Image - Mineral

    webmineral.com/specimens/picshow.php Grimaldiite, variety merumite, stream rounded crystalline grains. Merume River, Mazaruni-Potaro District, Guyana.