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Welcome
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 Mineralogy.

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Learn about the elements and their role in the mineral world.▸ The Mineralogy of the Elements
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Ore Minerals
On This Day (7th Oct 1969): Jolyon Ralph is born
On this day in 1969, Jolyon Ralph, founder of mindat.org, was born.Recent Articles
What if the Lego Minerals Collection came to life underground?Cédric Lheur - Today
Dust, Dreams and Opals! A Trip to Lightning RidgeYash Redkar - 5th Oct 2025
About Sampleite from the E26 orebody of the Northparkes Mine Project (NSW, AUS)Yash Redkar - 5th Oct 2025
Unpacking Cavansite and Pentagonite: The Vanadium Blues!Yash Redkar - 8th Sep 2025
Angie C. Merchant: 19th-Century Mineral Collector, and the Sodalite Locality of Litchfield, MainePeter Cristofono - 4th Oct 2025
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6th Oct - The ArkenstoneNew Fine Cut Gemstones Update
2nd Oct - mineralman.comAuctions Ending Tonight!
1st Oct - D. Joyce MineralsRossmanite - Tanco Mine WOW !
1st Oct - BluegemsBluegems fresh update.
27th Sep - The ArkenstoneRice Museum Benefit Ends Soon!
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