Each week Gem features one standout piece from a local shop. Whether it’s a jacket, necklace, or handbag, it’s on our have-to-have list. What: This one-of-a-kind ring with a 2.78 carat teardrop-shape ...

Ten years ago, opal dealer Mark Tremonti heard that an exceedingly rare black opal had been unearthed in Lightning Ridge, the remote mining region in the Australian Outback. He quickly flew to the ...

Forbes contributors publish independent expert analyses and insights. I am the founder of La Patiala, the luxury encyclopedia. Opals are some of the most unique gemstones on Earth. They range from ...

SPENCER, Idaho — From Interstate 15, the tiny town passes in a moment, just a blip of brown buildings in the desert. But inside the local stores is a treasure trove. The fire of opals erupts from ...