Geologists were astounded to discover a rich, natural opal deposit almost 9,800 feet above sea level. The villagers in Wollo, Ethiopia, made the discovery almost 9,800 feet above sea level. Their ...

The Breakaways Reserve is located in the northern part of South Australia near the opal mining town of Coober Pedy. ... Coober Pedy is home to a small but diverse international community and mining ...

Few realize that the world’s most famous black fire opal – the official Nevada State Gem – was discovered in Nevada’s remote Virgin Valley in 1918. Col. W.A. Roebling, a civil engineer who helped ...

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 ...