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Image of smartphone camera taking a photo of a gold brooch with gems
How to Photograph Gems & Jewelry

Learn tips and tricks for taking great photos of gems and jewelry, even from your mobile device’s high-resolution camera.

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Reactor-Irradiated Green Topaz

Examination of samples of faceted "Ocean green" topaz reveals that this material has been irradiated in a nuclear reactor.

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Altering the Color of Topaz

A review of the various techniques in use today to change colorless topaz to a variety of hues.

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