There are two broad classes of opal: precious and common. Precious opal displays play-of-color, common opal does not. Play-of-color occurs in precious opal because it’s made up of sub-microscopic ...

Andrew Cody was a formidable figure in the gemstone industry. His contributions significantly progressed the Australian opal industry.

October marks the end of summer and the beginning of fall season, ushering in not only sweater weather and pumpkin-spice everything but also two new birthstones: opal and tourmaline. Each October ...

At first glance, Coober Pedy appears desolate. The sun-baked earth stretches endlessly, punctuated only by the occasional mining structure or the scattered signs of opal activity. However, if you were ...

Coober Pedy, a remote town in the Australian desert, exemplifies human ingenuity and resilience with its population of over 1 ...

Central Queensland's peak tourism body says more holiday-makers are grabbing a pickaxe for the chance to find precious stones ...

The show placed some spectacular examples of opal jewels antique and modern ... with an expertly crafted collection that layered precious metals, wood and fabric in highly sophisticated forms ...

The super-fast world of American business has little time for anniversaries. But take a moment to consider the U.S.

Arnold & Son has a background of using out-of-the-ordinary materials in its watches, from meteorites to rare pearls. The ...

He died in 1937 at the age of 63 in Toowomba, a centre for the opal-mining trade. That seemed to solve the mystery of where he had found such a precious stone, but it came no nearer to answering ...

Opal is the perfect gemstone for Aquarius ... Blue diamonds are rare and precious, much like Pisces' ability to connect with unseen realms. A blue diamond embodies the mystical and profound ...