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Dona M. Dirlam, James E. Shigley, and Stuart D. Overlin
Portable Instruments and Tips on Practical Gemology in the Field
Edward W. Boehm
Liddicoatite Tourmaline from Anjanabonoina, Madagascar
Dona M. Dirlam, Brendan M. Laurs, Federico Pezzotta, and William B. (Skip) Simmons
Star of the South: A Historic 128 ct Diamond
Christopher P. Smith and George Bosshart
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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