opal

Next time you’re out for steamed clams in New England, keep your eye out for a purple pearl. These clams can create a natural quahog pearl with…

A melo pearl — with orange color and silky flames that dance across its surface — has a unique look that will get you noticed. Before you start…

Appraising a conch pearl isn’t simple. If you’re considering a conch pearl buying trip to the Caribbean, learn about the quality…

Many consumers don’t understand the difference between natural pearls and cultured pearls. Some believe that cultured pearls are fake…

Some beautiful gems, like pearls, opals, and tanzanites, are very vulnerable to impacts and scratches, especially when worn on rings. Even more…

Opal and pearl have been valued as gems throughout history and across many cultures. However, these beautiful objects have chemical compositions…

I had a recent phone call with pearl expert Jim Grahl to talk about the esoteric world of natural pearls. A major player in bringing cultured Tahitian…

Curious about natural pearls? Hear what pearl expert Jim Grahl has to say about natural pearls and pearl jewelry design, plus his tips for pearl…

Several species of marine mollusks produce stony growths called calcareous concretions or non-nacreous pearls. Varieties such as conch pearls,…