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Current News from the Gem Market:
- Ruby Treatment Continues to Raise Nomenclature Issues
by Stuart M. Robertson, May/June 2010
- Tucson 2010 Color Report
by Stuart M. Robertson, March/April 2010
- A Search for Gemology in the 21st Century
by John L. Emmett & Richard W. Hughes, January/February 2010
- The $800,000 Emerald Necklace & Earrings Trial
by Richard B. Drucker & Stuart M. Robertson, November/December 2009
- Raw Talent
by Deborah Yonick, July/August 2009
- The "Crown of Light" Diamond (and other caribbean Questions)
by Richard B. Drucker, GG, May/June 2009
- Colored Stone Market Report: The Tucson Gem Show
by Stuart M. Robertson, GG, March/April 2009
- The Synthetic Quartz Problem
by Thomas Hainschwang, January/February 2009
- The World of Gems Conference Updates it All
by Richard B. Drucker, GG, November/December 2008
- Diamond Proportions: Why the Average Works
by Paul T. Shannon, Diamond Technologies, Inc., September/October 2008
- The Industry in Reveiw
by Richard B. Drucker, GG, July/August 2008
- Gemstones and Light, The Science
by Dana Schoor & Trish Odenthal, IESNA, May/June 2008
- Tucson 2008-Defying the Odds
by Stuart M. Robertson, GG, March/April 2008
- Gemstones & Light - The Basics
by Dana Schorr & Trish Reynoso, January/February 2008
- Burma: Shade of Grey
by Stuart M. Robertson, GG, November/December 2007
- Blue Topaz: Update
by Stuart M. Robertson, GG, September/October 2007
- Emeralds: New Green Pastures and Possible Trouble in Paradise,
by Stuart M. Robertson, GG, July/August 2007
- Color Communication and Quality Grading of Colored Gemstones,
by Richard B. Drucker, GG, May/June 2007
- The Process of Identification of Filled Rubies with Lead Glass
by Vincent Pardieu, GGA, GG, September/October 2006
- Lead Glass Filled/Repaired Rubies
by Vincent Pardieu, GGA, GG, July/August 2006
Archived News from the Gem Market:
- Diamond Types I/II ab, by Dr. James E. Shigley, GIA Research
- Laser Drilled Diamonds: Identifying and Appraising, by Richard B. Drucker, GG
- Moissanite: Update & Detection - Part 1 of a 2 part series, by Richard B. Drucker, G.G.
- Moissanite: Update & Detection - Part 2 of a 2 part series, by Richard B. Drucker, G.G.
- Hard Sell Enhancements, by: Stuart Robertson, ISA, G.G.
- How Much is too Much?, by: Stuart Robertson, ISA, G.G.
- Yellow Diamonds, by Martin D. Haske, GG
- Expert Witnessing: Is It for You?, by William D. Hoefer, Jr., FF, FGA
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