Mining News

Seeing is believing: what stone enhancements are acceptable? – by Christa Van Eerde (The Jewellery Editor – March 12, 2019)

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http://www.thejewelleryeditor.com/ The aim of this article is to explain the most common enhancements or treatments for the ‘big three’, which are acceptable and within what parameters. Most of the ‘big three’ gemstones – emeralds, rubies and sapphires – are in some way enhanced or treated. Only the very pure, perfectly coloured and flawless can escape …

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