Gem News International Gems & Gemology, Fall 2004, Volume 40, No. 3

Fall 2004 Gem News International


Diamonds
            An Untreated Type Ib Diamond Exhibiting Green Transmission
Colored Stones and Organic Materials
            Gem Amphiboles from Afghanistan, Pakistan, and Myanmar
            Recent Gem Beryl Production in Finland
            Hessonite from Afghanistan
            Interesting Abalone Pearls
            Rhodonite of Facet and Cabochon Quality from Brazil
            Spessartine and Almandine-Spessartine from Afghanistan
            Gem Tourmaline from Congo
Synthetics and Simulants
            Dyed Horn as an Amber Imitation
            Fake Inclusions in Quartz, “Made in Brazil”
Treatments
            Dyed Cultured Pearls Fading on Exposure to Heat
Miscellaneous
            Masterpieces of American Jewelry Exhibition
Announcements
            G&G Beryllium Diffusion Article Wins AGS Liddicoat Journalism Award
            Visit Gems & Gemology in Tucson
Exhibits
            Pearls at the Royal Ontario Museum
            Carnegie Gem & Mineral Show
            Mineralien Hamburg
Conferences
            Rapaport International Diamond Conference 2004
            CGA Gemmology Conference 2004
            Pegmatites at GSA
            Antwerp Diamond Conference
            Diamond Synthesis and History
            GemmoBasel 2005
                       
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