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Photography Tips: A Gem’s Best Face Forward

Everyone would agree that exposure and focus are the most critical aspects to consider when photographing gems or jewellery. But there are two other practices that take this kind of photography even further: lighting and positioning of the gem or jewel. The first component ensures a successful photograph. The second makes a picture interesting – or even compelling.

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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 Colour of Topaz

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

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