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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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Tools
Research
Colombian Trapiche Emeralds: Recent Advances in Understanding Their Formation
Proposes a model for trapiche emerald formation based on petrographic, spectroscopic, and chemical examination.
On the Trail of Africa’s Hidden Gems with GIA’s Field Gemologists
Visit gem mining areas in Madagascar, Kenya, Tanzania, Zambia and Mozambique with GIA’s field gemologists.
GIA Field Gemologists Visit Zambia’s Emerald Mines
Go onsite to Zambia’s emerald mines with GIA’s field gemology team.
Emeralds: Colombia’s Buried Treasure
Colombia is home to a rainbow of gems, but emeralds – and the tales of lore that surround them – are the country’s most well-known treasures.
Romancing the Source: Afghanistan
Accompany GIA field gemologists on a true gemstone mining adventure to the emerald mines in the Panjshir Valley of Afghanistan, whose rugged inhabitants have held off 10 Soviet invasion attempts. See how emeralds are mined in a mountain source that few have witnessed.
The Glory of Green Gems
Green gemstones, which can uplift and heal our spirits, have been popular gem choices ever since we began to adorn ourselves with jewelry.
Large Cat’s-Eye Emerald from Brazil
A translucent Brazilian emerald exhibiting pronounced chatoyancy is examined.
New Production of Brazilian Emerald from Minas Gerais
Emerald from the Belmont and Montebello mines of Minas Gerais, Brazil seen at the GJX show in Tucson.
An Unusual Doublet Set in Fine Jewelry
Gemfields Bets on Gemstone Market’s Growth
A large scale gemstone mining company seeks to change the way the world acquires and sells fine gemstones.
A Visit to the Kagem Open-pit Emerald Mine in Zambia
Join GIA on location at the Kagem emerald mine in Zambia and get an overview of what may be the largest emerald mine in the world. It’s an operation that is helping to revolutionize the colored gemstone industry.
Colombian Emerald Mining:Will the Giant Awaken?
Overview and commentary on the 2013 The Journal of Gemmology article “Peñas Blancas: An Historic Colombian Emerald Mine."
