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Latest Discussions and Replies
1hOxyyttrobetafite-(Y)Posted by Vanessa Sozzi. 6 replies in Minerals.
2h⚠20 imagesTn’s “R” Us #2Posted by Harold (Hal) Prior. 33 replies in General.
5h#MinCup26 - Round 1 Match 6 - Quartz vs. AsagiitePosted by Ryan Hamel. 11 replies in General.
8h#MinCup26 - Round 3 Match 3 - Julienite vs. HalitePosted by Ryan Hamel. 5 replies in General.
11h#MinCup26 - Round 3 Match 4 - Pyromorphite vs. GraphitePosted by Ryan Hamel in General.
13hBeautiful Mini-Madan ;-)Posted by Franz Bernhard. 8 replies in Photos.
15hI want to exchange idrialite for minerals containing rare-earth elements, thorium, or uranium.Posted by Mizhge shrimp. One reply in Mineral Exchanges.
16h🦟 BUG: Photo upload errorPosted by Hamza Ilhan Sito. 3 replies in Improving Mindat.org.
17hDiscussion thread chronology Posted by Ted Hadley. 2 replies in Improving Mindat.org.
18hGenuine or fake?Posted by Jolyon Ralph. 12 replies in Photos.
18hYour favorite uncommon mineralsPosted by Rachel Zurer. 31 replies in General.
20hNorth Carolina turquoise mysteryPosted by g8rmark. 18 replies in Field Collecting.
1d⚠28 imagesTn’s “R” UsPosted by Harold (Hal) Prior. 54 replies in General.
1dMagnesite quarry, Veitsch, Styria, Austria.Posted by Reinhard Pongratz. 5 replies in Identity Help.
1dKentucky Fluorite from Faircloth veins, Not Caldwell Stone QuarryPosted by Zachary Powell in Photos.
1dWhy are the terminations yellow?Posted by Yash Redkar. 15 replies in General.
1dHart Mountain West FacePosted by Steve Ewens. 8 replies in General.
1dUnidentified dark mineral from TsumebPosted by Sayhaan S. 2 replies in Identity Help.
1dSame specimenPosted by Itsuki Imaeda. 3 replies in Photos.
1d🦟 BUG: Opening " My catalog" does not workPosted by Volker Betz. 4 replies in Improving Mindat.org.
1dIn my landscape rocks Posted by ByronYTgaming. One reply in Identity Help.
1dI found this on my school in witmer paPosted by ByronYTgaming. 14 replies in Identity Help.
1dTête des Econduits, Mont Chemin mining district, Martigny, Valais, SwitzerlandiPosted by Alain P. 2 replies in Identity Help.
1d#MinCup26 - Round 3 Match 2 - Skutterudite vs. QuartzPosted by Ryan Hamel. 2 replies in General.
2dpic notification Posted by Frank Casella. One reply in General.
2dBrazilian "Fanta" garnet in quartz (seller reported) but has octahedral shapePosted by hubbaabbuh. 8 replies in Identity Help.
2d#MinCup26 - Round 3 Match 1 - Sphalerite vs. CupritePosted by Ryan Hamel. One reply in General.
2dSmithsonite from Bethlehem, Pennsylvania??Posted by Harold Moritz. 7 replies in Identity Help.
2dAre you certain it is Rutile?Posted by Richard Gunter. 5 replies in Photos.
2d⚠19 imagesNature Thread Number 46Posted by Rolf Luetcke. 20 replies in General.
2dIdentity uncertainPosted by Daniel Toro in Photos.
2dHow to Get My Mindat API Key or Token?Posted by Jiyin Zhang. 3 replies to an article.
2dPlease show us your recent acquisitions - volume 27Posted by Kevin Conroy. 12 replies in General.
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Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 28, 2026 11:40:27











