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Philip M. Martineau, Simon C. Lawson, Andy J. Taylor, Samantha J. Quinn, David J. F. Evans, and Michael J. Crowder
Cultured Pearls from the Gulf of California, Mexico
Lore Kiefert, Douglas McLaurin Moreno, Enrique Arizmendi, Henry A. Hanni, and Shane Elen
X-Ray Fingerprinting Routine for Cut Diamonds
Roland Diehl and Nikolaus Herres
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
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