Update on Emeralds from the Sandawana Mines, Zimbabwe
Zimbabwe’s Sandawana mines have been an important producer of emeralds for 40 years.
An Update on the Ural Emerald Mines
The emeralds of the Ural Mountains, in what is now called the Russian Federation, have been known for more than 160 years.
Emeralds from the Ural Mountains, USSR
Emeralds are again being mined in the historic district of the Ural Mountains. Physical, chemical, spectroscopic and microscopic characteristics of stones from the recent production are presented and compared with data on older samples as well as those reported in the literature.
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.
The Capoeirana Emerald Deposit near Nova Era, Minas Gerais, Brazil
In 1988, a significant find of emeralds was made at Capoeirana, near Nova Era, in the state of Minas Gerais, Brazil.
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.
Emeralds of Colombia
A comprehensive review of the history and geology of Colombian emeralds together with descriptions of some of the most famous gems to come from this locality.
Brazil’s Emerald Industry
Since the 1970s, Brazil has been a consistent source of emerald.