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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.

Rocks and Meteorites

We don't just cover minerals, we also have data on rock and meteorite types.

Rock types

Meteorites

Mohs Hardness Scale

Ore Minerals

Gem Minerals

On This Day (16th Nov 1849): Edward Salisbury Dana is born

On this day in 1849, Edward Salisbury Dana, American Mineralogist, is born.

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