Tucson Hosts Gem and Mineral Show For two weeks every year, the desert city of Tucson, Arizona is awash in precious stones. It's the setting for the "Tucson Gem and Mineral Show" which brings buyers and sellers from around the world.
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Tucson Hosts Gem and Mineral Show

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Tucson Hosts Gem and Mineral Show

Tucson Hosts Gem and Mineral Show

Tucson Hosts Gem and Mineral Show

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  • <iframe src="https://www.npr.org/player/embed/7348600/7348601" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
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Pearl dealers Jessica and Rayna Ikeda, from Japan, show their products. Ted Robbins, NPR hide caption

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Ted Robbins, NPR

Pearl dealers Jessica and Rayna Ikeda, from Japan, show their products.

Ted Robbins, NPR

A bag of raw, uncut topaz from Nigeria is among the many finds at the gem show. Ted Robbins, NPR hide caption

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Ted Robbins, NPR

A bag of raw, uncut topaz from Nigeria is among the many finds at the gem show.

Ted Robbins, NPR

Diamonds, rubies, sapphires and a lot more are on abundant display in Arizona this weekend.

It's the annual Tucson Gem and Mineral Show. Dealers from all over the world are there to buy, sell and trade the hard, shiny, and precious stones.

But this event is no place for amateurs. Buyers and sellers have to know what they're doing because, sometimes, the difference between a $1,000 jewel and a $10,000 jewel is not that obvious.