CICERO, Ind. (Hamilton County Reporter) — Dean Caldwell of Cicero has been mining opal and obsidian for six months of the year in Mexico for the last 15 years. Last year, he pulled an opal out of the ...

Scattered around town are do-it-yourself mining operations, abandoned film props and a cafe that serves both waffles and opals. Pyramid-like mounds, a byproduct of opal mining, litter the landscape ...

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 ...

Enchanting gem: The American Gem Society describes fine opal as an "enchanting gem" through which some believe "the mysteries of love can be exchanged." The Gemological Institute of America says opal ...

Coober Pedy is a small town in the Outback of Southern Australia. Many of Coober Pedy's residents live underground to escape the region's immense heat. Homes, bars, a church, and more can be found ...

In the baked centre of the Australian outback a once-thriving - and wild - opal mining town stands abandoned in the red dirt, four years after it was forcibly shut down. Mintabie is about 1120km north ...