Summer 1999

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The PDF version of this issue is available at no charge. Visit www.gia.edu On the Identification of Various Emerald Filling SubstancesMary L. Johnson, Shane Elen, and Sam Muhlmeist er Sapphire and Garnet from Kalalani, Tanga Province, TanzaniaAntonin V. Seifert and Jaroslav Hyrsl Russian Synthetic AmetrineVladimir S. Balitsky, Taijin Lu, George R. Rossman, Irina B. Makhina, Anatolii A. Mar'in, James E. Shigley, Shane Elen, and Boris A. Dorogovin 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. Usually ships in 3-5 business days. SKU: 439903 Show more