Gem News International Gems & Gemology, Fall 2007, Volume 43, No. 3

Fall 2007 Gem News International


Diamonds
            Large Diamond Mine to be Developed in Saskatchewan, Canada
            Spurious “Spiral Phantom” in Diamond
Colored Stones and Organic Materials
            Color-Zoned Axinite from Pakistan
            Multicolored Fluorite from Brazil
            Cr/V-Bearing Kyanite from Madagascar and Elsewhere
            Blue-Green Opal from Iran
            A Remarkably Large Fire Opal Carving
            An Unusually Translucent Non-Nacreous Pearl
            A New Gemstone from Italy: “Violan Quartz”
            New Sources of Marble-Hosted Rubies in South Asia
            Cr/V-Bearing Green Spodumene from Afghanistan
Synthetics and Simulants
            Large Beryl Triplets Imitating Colombian Emeralds
            Glass Imitation of Blue Spinel
Treatments
            Dyed Greenish Blue Chalcedony from Brazil
Conference Reports
            First European Gemmological Symposium: “Presence and Future of Gemmology”
            30th International Gemmological Conference
            “Diamonds in Kimberley” Symposium
            Diamond 2007
Announcements
            Visit Gems & Gemology in Tucson
            MJSA Vision Awards Competition
Exhibits
            Gemstone Treasures from Namibia
            Wine and Gems in Dijon
            Jewelry of Ben Nighthorse
            Exhibits at the GIA Museum
            Gems! Colors of Light and Stone at the Bowers Museum
            The Lester and Sue Smith Gem Vault
           
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