Growth Method and Growth-Related Properties of a New Type of Russian Hydrothermal Synthetic Emerald
A new type of Russian hydrothermal synthetic emerald is produced.
Emeralds of the Panjshir Valley, Afghanistan
With the withdrawal of Soviet troops from Afghanistan, villagers in the Panjshir Valley are turning their attention to the emerald riches of the nearby Hindu Kush Mountains.
"Emeraldolite": A New Synthetic Emerald Overgrowth on Natural Beryl
This article describes a new manufactured gem material marketed under the trade name "Emeraldolite," which is an epitaxial growth of flux synthetic emerald on opaque white beryl.
The Coscuez Mine: A Major Source of Colombian Emeralds
The Coscuez mine, one of a number in Colombia, is rapidly gaining significance as a major source of fine emeralds.
A Status Report on Gemstones from Afghanistan
An overview of the plentiful and various gem materials being discovered and produced in Afghanistan.
The Santa Terezinha De Goias Emerald Deposit
Brazil has become a leading producer of emeralds; this article examines one of the most significant deposits.