For Monica Rich Kosann, whose high jewelry collection, The Jewels of Nature, uses rare Australian black and crystal opals and Mexican fire opals, the answer was hiding in plain sight.

What: This one-of-a-kind ring with a 2.78 carat teardrop-shape fire opal gemstone sits in an arrow-shaped sterling silver setting. The bauble's minimalism is what drew us to it, and the rock's ...

The allure of opals can be traced to the world’s earliest cultures: In the 1930s, anthropologist Louis Leakey discovered in a Kenyan cave opal artifacts dating back 6,000 years.

The world’s finest uncut opal, a 998-gram gem called the Fire of Australia, has gone on permanent public display for the first time since its discovery more than 60 years ago. Valued at more ...

FELTON — An amateur miner hopes to sell what he believes is one of the largest common fire opals in America uncovered near his farm in Idaho. Jim Hartrim, a local gem jeweler, was tending his ...

The Ore necklace from the Atelier collection, by Prabal Gurung for Tasaki; white gold, Akoya pearl, ... More South Sea pearl, fire opal, tanzanite, tourmaline, Paraiba tourmaline and diamonds.