https://www.gia.edu/jp/gems-gemology/summer-2016-color-responsibility-ethical-issues-solutions-colored-gemstones
The Color of Responsibility: Ethical Issues and Solutions in Colored Gemstones | Gems & Gemology
Examines the challenges of ethical sourcing and production of colored stones, and what some industry leaders are doing to address the situation.
the colorethical issuesgems gemologyresponsibilitysolutions
https://www.gia.edu/gems-gemology/fall-2015-microworld-rough-diamond-fragment-large-green-cleavage-surface
Rough Diamond Fragment with a Large Green Cleavage Surface | Gems & Gemology
A colorless diamond crystal fragment shows an eye-visible bluish green internal induced radiation stain that developed in a near-surface environment.
rough diamondgems gemologyfragmentlargegreen
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https://www.gia.edu/gems-gemology/spring-2018-gemnews-ponderosa-sunstone-update
Ponderosa Sunstone Update | Gems & Gemology
John Woodmark provides an update on the Ponderosa sunstone mine in Oregon.
gems gemologyponderosasunstoneupdate
https://www.gia.edu/jp/gems-gemology-winter-2013
Winter 2013 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/winter-2017-gemnews-preliminary-observations-facet-grade-ruby
Preliminary Observations on Facet-Grade Ruby from Longido, Tanzania | Gems & Gemology
Microscopic observation and trace element analysis is performed on rubies from Longido.
gems gemologypreliminaryobservationsfacetgrade
https://www.gia.edu/gems-gemology/fall-2014-labnotes-cvd-synthetic-diamond-with-unusual-inclusions
CVD Synthetic Diamond with Unusual Inclusions | Gems & Gemology
Examination of a CVD synthetic diamond with an unusual pattern of growth dislocations that resemble natural inclusions.
synthetic diamondgems gemologycvdunusualinclusions
https://www.gia.edu/gems-gemology/fall-2017-observations-hpht-grown-synthetic-diamonds
Observations on HPHT-Grown Synthetic Diamonds: A Review | Gems & Gemology
Summarizes statistical data and distinctive features of several thousand gem-quality HPHT synthetic diamonds examined by GIA from 2007 through 2016.
synthetic diamondsgems gemologyobservationshphtgrown
https://www.gia.edu/gems-gemology/spring-1987-gem-news-international
Spring 1987 Gem News International | Gems & Gemology
A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry...
news internationalgems gemologyspring
https://www.gia.edu/gems-gemology/winter-2015-labnotes-two-large-cvd-grown-synthetic-diamonds
Two Large CVD-Grown Synthetic Diamonds Tested by GIA | Gems & Gemology
Two near-colorless rounds, weighing 3.23 and 2.51 ct, were the largest CVD-grown synthetic diamonds GIA has examined.
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https://www.gia.edu/gems-gemology/fall-1992-mogok-tract-ruby-sapphire-kane
Status of Ruby and Sapphire Mining in the Mogok Stone Tract | Gems & Gemology
This article, based on two recent visits to Mogok, briefly reviews the mining history and geology of this extraordinary locality, and describes the current...
ruby and sapphirein thegems gemologystatusmining
https://www.gia.edu/gems-gemology/spring-2017-gemnews-tucson-overview
An Inside Look at the 2017 Tucson Shows | Gems & Gemology
An overview of the trends reported at the 2017 Tucson gem shows.
look atgems gemologyinsidetucsonshows
https://www.gia.edu/gems-gemology/fall-2019-gemnews-dendritic-inclusions-thorianite
Dendritic Inclusions of Thorianite in Heated Blue Sapphire | Gems & Gemology
Dendritic inclusions with a relatively strong metallic luster revealed in this heated blue sapphire.
blue sapphiregems gemologydendriticinclusionsthorianite