Unlike any other town known as a hole in the ground, Australia’s Coober Pedy really is a hole, and has two kinds of buried treasure. Unlike any other town known as a hole in the ground, Australia’s ...

German retailer Koroit Opal Company specializes in curating and selling Australian gemstones. Koroit is not just the company’s namesake but a well-known opal mining region in Queensland. It’s also the ...

The red dirt in central Australia might be a close mimic for the red surface of Mars, suggests research that sheds light on how opals formed in the land Down Under. Precious opal is Australia’s ...

It's exactly 100 years since the teenage Willie Hutchinson stumbled across a few pieces of opal while walking in the Australian Outback. There with his father to prospect for gold, the youngster's ...