GemClear finds non-compliant blue topaz in U.S.

News  |  www.nationaljewelernetwork.com | Oct 23, 2008

National Jeweler Network - NationalJewelerNetwork.com keeps industry professionals up-to-date on current affairs and trends affecting the jewelry trade.

http://www.nationaljewelernetwork.com/njn/content_display/colored_stones/e3i358e2c5002ec6e85f246f960278139a2

Hackman to Become Next AGTA President

News  |  www.jckonline.com | Sep 16, 2008

The American Gem Trade Association announced the results of the 2009 elections for the AGTA Board of Directors. The new officers will serve three year terms and will be introduced at the AGTA Membership Meeting on Feb. 8 in Tucson, Ariz.

http://www.jckonline.com/article/CA6596462.html?industryid=46018

Untitled Page - A Question of Color

“Mere colour, unspoiled by meaning, and unallied with definite form, can speak to the soul in a thousand different ways.” — Oscar Wilde The first impression one gains upon seeing a gemstone comes from either its color or lack of color, and its transparency.

http://www.diamonds.net/news/ExportItem.aspx?ArticleID=6121&Action=Print

Labs and Experts Question Cause of Corundum Color Change

The American Gem Trade Association Gemological Testing Center reported seeing new treatments in sapphires (padparadscha and other colors) and some rubies coming from Thailand. It says it believes the treatment involves diffusion combined with very high heating.

http://www.professionaljeweler.com/archives/news/2002/012402story.html

World of Gems to Draw International Crowd

News  |  www.jckonline.com | Aug 13, 2008

Jewelers and gemologists from around the world will be in attendance at the World of Gems Conference, Sept. 13-14 in Chicago.

http://www.jckonline.com/article/CA6587340.html?industryid=668

AGTA GTC to Issue Tanzanite Reports

News  |  www.jckonline.com | Nov 12, 2007

The American Gem Trade Association Gemological Testing Center has begun offering Tanzanite Grading Reports in accordance with the Tanzanite Quality Scale—a tanzanite specific, internationally recognized, tanzanite grading system that was launched in North America in March 2007 and Hong Kong in

http://www.jckonline.com/article/CA6500298.html?industryid=668

AGTA GTC Adds Loretta Castoro to its Staff

News  |  www.jckonline.com | Jan 24, 2007

The American Gem Trade Association announces the appointment of Loretta Castoro as Gemologist to the AGTA Gemological Testing Center. She brings a blend of gemological expertise and experience from both the high-end gemstone and jewelry industries.

http://www.jckonline.com/article/CA6409692.html?industryid=46018

AGTA will provide mobile gem testing at the JCK Show

News  |  www.jckonline.com | May 26, 2006

The American Gem Trade Association Gemological Testing Center Mobile Laboratory will be offering a variety of gemological services during the JCK Show ~ Las Vegas.

http://www.jckonline.com/article/CA6338360.html?industryid=704

AGTA GTC adds staff, reduces turnaround time for gem reports

News  |  www.jckonline.com | Mar 31, 2005

The American Gem Trade Association Gemological Testing Center added three gemologists, Dr. Lore Kiefert, Richard W. Hughes, and John I. Koivula, to its staff. The lab says the staff increase means that gemstone reports will now be ready within five to eight working days.

http://www.jckonline.com/article/CA514135.html?industryid=668

Staff changes at the AGTA Gemological Testing Center

News  |  www.jckonline.com | Mar 15, 2005

Kenneth Scarratt, who has been the laboratory director since the AGTA Gemological Testing Center's formation, will leave the United States and return to his home in Thailand where he will take up a research position with the Gemological Institute of America. Scarratt's last day with the AGTA GTC

http://www.jckonline.com/article/CA511174.html