Villagers in Ethiopia uncover rare black opal nearly 10,000 ft high, reshaping the global gem market with vibrant stones.

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 Queensland government has confirmed it will allow opal mining to continue on land surrounded by a new national park. Vergemont Station was purchased by the state in April last year. Miners with ...

Miners with tenures inside one of Queensland's newest national parks will be allowed to continue hunting for opals. Vergemont Station was bought by the state government in April last year, backed by ...