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Emerald
Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.
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Searching for Emeralds in Afghanistan
GIA field gemologists are a different breed. When Andy Lucas, GIA manager of Field Gemology in Carlsbad, decided to take some vacation time, he didn’t make for the usual destinations. No beaches, ski resorts, or cosmopolitan cities. Lucas instead headed off to Afghanistan, lured by deposits of fine emeralds.
Video Feature: Emerald Sources of Brazil
Video compilation explores Brazil’s most important emerald deposits, as well as the country’s mining practices and laws.
Agates from Morocco: Gemological Characteristics and Proposed Origin
Rare Double-Trapiche Emerald
At the AGTA show, Equatorian Imports showed this contributor two pieces of emerald with a very rare double-trapiche pattern
Fall 2012 Gem News International
Winter 2010 Gem News International
Confocal Micro-Raman Spectroscopy: A Powerful Tool to Identify Natural and Synthetic Emeralds
Winter 2009 Gem News International
A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.
Purplish Pink Spinel from Tajikistan: Before and After Cutting
In November 2008, the Bangkok laboratory was fortunate to have an opportunity to briefly examine seven stones that the client had faceted from this parcel.
Gota de Aceite: Nomenclature for the Finest Colombian Emeralds
The finest and rarest emeralds are sometimes said to have an optical effect called gota de aceite.
Emeralds from the Kafubu Area, Zambia
Zambia is considered the world’s second most important source of emeralds by value (after Colombia).
