Jeffery Bergman

Almost all cut emeralds have had clarity enhancements. Learn how these emerald enhancements work, what substances are used, and how to detect…

A number of online sites have reported on a large emerald, supposedly recently extracted from the Chivor mine in Colombia. However, is this apparently…

Natural rubies clarity enhanced with leaded glass have opened new markets and challenged easy detection. Learn how to identify these treated…

Emerald crystals can grow very large. Learn about some of the world’s largest emeralds, whether rough, faceted, or carved.

The Eye of the Lion.This Cat’s-Eye Chrysoberyl is the largest cut example in the world(as documented by the Smithsonian Institute)with a fascinating…

Carved in Thailand in 2006 from a 3,600-ct emerald, “The Sacred Emerald Buddha” has a message of peace. Read the inside story of this amazing…