The Spring 2022 issue of GIA’s Gems & Gemology has something for everyone, with a robust mix of feature articles, a recap of the Tucson shows, the debut of a new regular feature Diamond Reflections, the annual G&G Challenge, and more. Explore the various articles of this and every issue of G&G since 1934 – including full content, photo galleries and exclusive video footage – available at no cost on GIA’s website.
The feature articles explore gemstones from specific regions, drawing from historical sources:
- Gem Topaz from the Schneckenstein Crag, Saxony, Germany: Mineralogical Characterization and Luminescence.
Characterizes yellow topaz from this historical source, with particular emphasis on its photo luminescence behavior.
- History of Emerald Mining in the Habachtal Deposit of Austria, Part II.
The finale of a two-part series on the mining history of Austrian emerald deposits in the Habachtal region.
The winners of The Dr. Edward J. Gübelin Most Valuable Article Award are also announced. Take a deep dive into these award-winning articles:
- Measurement and Characterization of the Effects of Blue Fluorescence on Diamond Appearance
- Internal Structures of Known Pinctada maxima Pearls: Natural Pearls from Wild Marine Mollusks
- Blue Sapphires from Mogok, Myanmar: A Gemological Review
In the debut of Diamond Reflections, GIA’s Dr. Evan Smith explores the potential role of modern-day deep-focus earthquakes on diamond growth. The Lab Notes section uncovers the latest findings from GIA laboratories, Micro-World gives an in-depth look at the hidden world of gem inclusions, and Gem News International provides global coverage of gem sources and industry developments.
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