Australian Opal Direct has announced its natural Australian opal ring collection featuring rare gemstones from Queensland, ...

Miners in the outback town of Lightning Ridge — the site of the world’s largest-known deposits of black opals — say they may have to stop mining as a result of skyrocketing costs from regulatory ...

It's been more than a decade to market for one of the world's most impressive opals, which will be on sale this weekend at an upscale jewelry event in Las Vegas. The minimum asking price: $3 million.