Tucson AGA Conference - Wednesday, February 3, 2010
Richard Hughes
receives 2010 Antonio
C. Bonanno Award
for Excellence in Gemology
details...
Efficient Gemology: Tips, Tricks & Working on A Shoestring Budget
- Understanding Composite "Ruby" Imitations - Important Hands-On Session
- Christopher Smith - Mozambique Rubies
- Dr. Cigdem Lule PhD - Archaeogemology
- Thomas Hainschwang - Advanced Instrumentation in Gemology
- Dr. Don Hoover, FGA - Rare Earth Magnets & Identification
- David Porter - Rare Natural Pearls - Rediscovery & Challenges
Stan Hogrebe & Ann Simpson - Lighting Task Force Update & New Findings - Richard W. Hughes - Beauty in Gemology
More...
AGA 2009 Tucson Conference Archive & Photos
New Research Findings Related to Diamonds & Colored Gems
Program Overview & Lighting Task Force Files
About the Accredited Gemologists Association
Established in 1974 by Antonio "Tony" Bonanno (as alumnae of the Gemmological Association of Great Britain), AGA was envisioned as a network for sharing gemological information and skills. Graduate gemologists of the Gemological Institute of America joined in 1975. The international Accredited Gemologists Association of today proudly counts among our members some of the worlds leading independent gemologists.

The AGA is an independent, international, nonprofit organization dedicated to...
Gemological Education & Research
Identification & Evaluation of Gem Materials
Development of Professional Standards of Analysis, Practice & Ethics
We are an international organization of all beliefs and cultures and share a common bond of the love of gemstones. AGA believes in excellence and is dedicated to establishing the highest professional standards of practice.
For more details about our organization, please view the following organizational documents. (.pdf files)
Voting membership is available to anyone holding an acceptable credential of G.G. or FGA. Non-voting memberships are available to others as either Associates, Students, or Suppliers.
Click here to apply for AGA Membership.
Officers & Board of Governors for 2008-2010
The Accredited Gemologists Association (AGA) is pleased to announce the following slate of officers and board members.
President: Donna Hawrelko, FGA, FCGmA
Vice President: Kathryn Bonanno, PG, FGA
Secretary: Tracy Aros, GG, ASA Master Gemologist Appraiser®
Treasurer: Monica Caldwell, GG, ASA Master Gemologist Appraiser®
Immediate Past President: Joseph DuMouchelle, GG
Board of Governors
Teri Newman-Brossmer, GG, ASA Master Gemologist Appraiser®
Stuart Robertson, GG
Antoinette Matlins, PG
Nancy Stacy, GG, ASA Master Gemologist Appraiser®
Craig Lynch, GG
Gary Smith, GG, CGA, ASA Master Gemologist Appraiser®
President-elect Donna Hawrelko is also currently the Director of Education of the Canadian Gemmological Association (CGA). She holds the coveted FGA degree in gemology and the FCGmA title from the CGA. “We are pleased to have Donna and her strong board succeeding us,” stated Joseph DuMouchelle and Richard Drucker, outgoing president and vice president. “Donna is a strong leader and has run several successful Canadian gem conferences. Combined with her board, the AGA is poised for even greater growth and exciting contributions to the field of gemology.”