Snippets — opal

Why So Valuable?

Posted by John Coxon on

Much as beauty is in the eye of the beholder, the value of the worlds most expensive gemstones is in the wallets of the collectors, museums and the rich and famous. There are many factors that go into making a piece of jewellery truely unique.

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Opals from Australia

Posted by John Coxon on

Opals from Australia have renown international recognition. Boulder opal from the Queensland fields, black opal from Lightening Ridge in NSW and Coober Pedy opals. This reputation belies the fact that production of Australian opals has been declining since the 1970's. Opal mining is hard work in harsh, often desert-like environments. Heavy machinery, underground mining, explosives and remote regions add an element of risk and danger. These contribute to the high cost of opals as a finished product. Much of Australia's opal discovery and production occured during the early half of the 20th century. Now, many historic opal bearing regions have...

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