◂ BACK TO GEM ENCYCLOPEDIA
Emerald
Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.
See Gem As
Tools
Research
Fall 2002 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.
Spring 2000 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.
On the Identification of Various Emerald Filling Substances
Criteria for distinguishing emerald filling substances were investigated.
Characterization of Chinese Hydrothermal Synthetic Emerald
Synthetic emeralds grown hydrothermally in an alkali-free, chlorine-bearing solution have been manufactured in Guilin, China, since 1987.
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 by seeded growth in steel autoclaves without noble-metal inserts; the seed slices have been cut parallel to a face of the second-order hexagonal dipyramid s (1121).
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.
Spring 1991 G&G Lab Notes
This section, from the Spring 1991 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Emerald and Gold Treasures of the Spanish Galleon Nuestra Señora de Atocha
During the 1970s and 1980s, treasure hunters discovered the centuries-old remains of the sunken Spanish galleons Nuestra Señora de Atocha and Santa Margarita.
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.
Gemstone Durability: Design to Display
A treatise on the design, display, care and repair of fine gemstones.
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.
