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mindat,Mindat.org is the world's largest open database of minerals, rocks, meteorites and the localities they come from. Mindat.org is run by the not-for-profit Hudson Institute of .Discover the world's largest database of minerals and localities. Search for .

Discover the new photo search tool on mindat.org, the world's largest mineral .

Or, you can send a check made payable to mindat.org to: Hudson Institute of .Firstly, mindat.org is part of the Hudson Institute of Mineralogy, a 501(c)(3) not .Mindat.org reserves the right to cancel sponsorships in extreme circumstances .

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Mindat.org has an enormous resource of educational articles and other content, .

By Donald Peck (further edits by other mindat.org members) There are several .Mindat.org is the largest database of minerals, mineral photos and mineral localities online. If you have not visited this site before then I suggest you visit our home page to learn .Search Minerals By Chemistry. To use the chemical search form click on an element to select it (matches MUST INCLUDE this element.) It will turn yellow. Click again to mark .

Mineral Location Search. Enter a mineral name (eg Almandine ), and part of a region name (eg Alaska) and this search will find all localities within the region containing that mineral.Join the online community of mineral enthusiasts and experts on mindat.org, the world's largest mineral database. Find help, share discoveries, discuss localities, photos, gems, .

Mindat Catalogue. Using the mindat catalogue is very easy. All you have to do is to register on mindat.org, log in and click on your 'Home Page' button. Then select the 'My .

Mindat.org is a non-commercial interactive online database covering minerals across the world. Originally created by Jolyon Ralph as a private project in 1993, it was .

mindat These data are linked to mineral tables by crystallography, chemical composition, physical and optical properties, Dana classification, Strunz classification, .MinDat.org (Jolyon Ralph listings) Mineralogy Club of Antwerp, Belgium (Michael Cooper list) MinLex (Deutsch) "Mineral Lexicon". MinMax (Deutsch) MinMax (English) The .

Mindat.org is a not-for-profit organization that collects, organizes, and shares mineral information since 2000. It is a key resource for education, academia, and industry, with a .

Mindat Advanced Search Use the options to the left to search for minerals. The form will update automatically as you select options. Once you have a list of matches you can continue to refine the list with the options on the left. Move your mouse over a photo thumbnail to bring up the details about the photo.

Mindat.org is the world's leading website about minerals and where they come from.mindat mindat mapOur Localities. There are currently 427,200 localities listed on mindat.org. These are broken down as follows: Name. Number of Localities. Earth. Aegean Sea Plate. 1. Earth.Donate to Mindat Corporate Sponsorship Sponsor a Page Sponsored Pages Mindat Advertisers Advertise on Mindat. Learning Center What is a mineral? The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time.Explore the world of minerals with mindat.org, the largest and most comprehensive mineral database online. Find articles, photos, localities, and more.

Chalcopyrite Group. Chalcopyrite-Eskebornite Series. A major ore of copper. Common in sulfide veins and disseminated in igneous rocks. Weathering may lead to the formation of malachite, azurite, brochantite, langite and numerous other secondary copper minerals. A Zn-rich variety is known from Atlantis II Deep (see zincian chalcopyrite).Also, the Mid .Type Locality: ⓘ Carrade de Cavalaire, Cavalaire-sur-Mer, Draguignan, Var, Provence-Alpes-Côte d'Azur, France. Polymorph of: Chenmingite, Xieite. Isostructural with: Magnesiochromite, Magnetite. Chromite is the most important chromium ore mineral. It forms a complete solid solution series with many other members of the group, eg. in the .

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Magnetite is an important, strongly magnetic iron ore, along with hematite. Nanoinclusions of magnetite crystals cause the iridescence of Rainbow obsidian (Nadin, 2007). Extremely thin layers of 200-nm octahedral crystals of magnetite give some basalt surfaces an iridescent sheen (Nadin, 2007). May precipitate from supersaturated volcanic gas .

Epidote Group > Epidote Supergroup. Name: Named in 1801 by Rene Just Haüy from the Greek επιδοσιζ ("epidosis"), meaning "increase", in allusion to the crystal characteristic of one longer side at the base of the prism. Type Locality: ⓘ Le Bourg-d'Oisans, Grenoble, Isère, Auvergne-Rhône-Alpes, France.mindat mapMindat.org is a non-commercial interactive online database covering minerals across the world. Originally created by Jolyon Ralph as a private project in 1993, it was launched as a community-editable website in October 2000. As of 2023 it is operated by the Hudson Institute of Mineralogy.Introduction. Mindat.org is the world’s leading authority on minerals and their localities, deposits, and mines worldwide. Mindat.org’s mission is to advance the world’s understanding of minerals. Mindat.org has been collecting, organising, and sharing mineral information since October 2000. It is now an essential resource used daily .

A variety of Muscovite Illite is a very common mica and clay mineral, typically found as extremely fine-grained masses of grayish-white to silvery-gray, sometimes greenish-gray, material. The literature on "illite" is very large as it is a widespread component of many sediments, especially marine; despite this it is poorly defined and variably considered a .mindat.orgThe Mindat Fellows program is a way for you to help ensure the long-term survival of mindat.org and for you to proudly show others your support to help encouage others to do the same. Fellows will be receiving benefits such as advanced priority access to new features, priority support and special VIP events. .

78,285 talking about this. Your Reliable News Media! Democracy and Justice Must Prevail!Mindat.org has an enormous resource of educational articles and other content, and whether you're a beginner or an expert we have all the information you need. These have been divided into three sections: Introductory Articles These articles are suitable for everyone wanting to learn about rocks and minerals.

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