Irradiated blue topaz, abstract image. The blue colours of this gemstone (normally colourless) have been produced by subjecting it to radiation from a

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Irradiated blue topaz, abstract image. The blue colours of this gemstone (normally colourless) have been produced by subjecting it to radiation from a nuclear reactor. Topaz is a neosilicate, an aluminium silicate fluoride hydroxide mineral.

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Size: 3000px × 3000px
Photo credit: © ARCADY ZAKHAROV/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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