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 ...

The remote town of White Cliffs in Far West New South Wales is famous for dug-out homes and beautiful opals. While few opal miners remain in town all year round, it's still a drawcard in the cooler ...

Robbie Vinnicombe has spent the past 30 years combing the red dirt of outback Queensland searching for a rare bounty. At Vergemont, a former cattle station larger than the Australian Capital Territory ...