• Cover of Gems & Gemology Summer 1998 issue, featuring rough red gem protruding from white stone and polished red gem

Summer 1998

  • $15.00
The PDF version of this issue is available at no charge. Visit

Separating Natural and Synthetic Rubies on the Basis of Trace-Element Chemistry
Sam Muhlmeister, Emmanuel Fritsch, James E. Shigley, Bertrand Devouard, and Brendan M. Laurs

Raman Investigations on Two Historical Objects from Basel Cathedral: The Reliquary Cross and Dorothy Monstrance
Henry A. Hänni, Benno Schubiger, Lore Kiefert, and Sabine Häberli

Topaz, Aquamarine, and Other Beryls from Klein Spitzkoppe, Namibia
Bruce Cairncross, Ian C. Campbell, and Jan Marten Huizenga

Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).

GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout.

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SKU: 439803