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November 20, 2009

mindat.org - the mineral and locality database

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37,985 mineral names (inc. synonyms, varieties, etc). 203,576 different localities. 249,276 member photos.

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Mindat.org is the largest mineral database and mineralogy reference website on the internet. This site contains worldwide data on minerals, mineral collecting, mineral localities and other mineralogical information.

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Photo of the Day

Photo of the Day

Malachite, Gartrellite, Goethite

Locality: Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto (Oshikoto) Region, Namibia

Posted by: Eric Graff

6.0 x 4.4 x 2.2 cm, 22.7g This specimen consists of green malachite on unusual stalactitic formations of goethite with yellow-green balls of gartrellite (visual ID, not analysed). Child photo one: Close-up of malachite on goethite columns; 1 cm field of view.

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 20th Nov 2009 21:20:01