Guardians of Trust: GIA’s Innovative Research, Instruments and Services
Russell Shor, September 20, 2019
GIA’s services and instruments have grown in importance and impact as new gem treatments and laboratory-grown gems have entered the market.
Summer 2016 G&G: Diamonds from Diavik, Responsible Sourcing and Fabergé Cossack Figures
Jennifer-Lynn Archuleta, August 3, 2016
A summary of the content found in the Summer 2016 issue of Gems & Gemology.
Photoluminescence Review and Gem Material from Unusual Locales in the Spring 2016 G&G
Jennifer-Lynn Archuleta, April 26, 2016
A summary of the content in the Spring 2016 issue of Gems & Gemology.
Autumn 2015 G&G: Trapiche Emeralds, Synthetic Diamonds and a Large Diamond Source
Russell Shor, November 4, 2015
G&G Brief presents an overview of the content of the Autumn 2015 issue of Gems & Gemology.
Colombian Emerald Mining: Will the Giant Awaken?
Guy Lalous , October 31, 2014
Overview and commentary on the 2013 The Journal of Gemmology article “Peñas Blancas: An Historic Colombian Emerald Mine".
CVD-Grown Synthetic Diamonds, Part 2: Properties
Robert Linares, Integrated Diamond Technologies, LLC, June 19, 2013
This article provides a brief overview of the properties of CVD-grown synthetic diamonds.
Characterisation of the New Malossi Hydrothermal Synthetic Emerald
Ilaria Adamo, Alessandro Pavese, December 1, 2005
A new production of hydrothermal synthetic emeralds.
Characterisation of Chinese Hydrothermal Synthetic Emerald
Karl Schmetzer, Lore Kiefert, December 1, 1997
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
Karl Schmetzer, March 1, 1996
A new type of Russian hydrothermal synthetic emerald is produced.
Gemmological Investigation of a New Type of Russian Hydrothermal Synthetic Emerald
John I. Koivula, Robert C. Kammerling, March 1, 1996
Tairus, in Novosibirsk, has produced yet another new type of Russian hydrothermal synthetic emerald.