Duncan Miller
Inclusions in gemstones often are seen as just a nuisance by
faceters, who find themselves urged to buy only ‘clean’ rough. I suppose it is
a matter of taste, but inclusions that do not detract from the visual
appearance of a gemstone can aid in proving its authenticity. And some
inclusions definitely enhance the value and appearance of certain gems. A
visible ‘horse tail’ inclusion of asbestos fibres in Russian demantoid is
perhaps the most famous example of desirable ...
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