Gem News International Gems & Gemology, Winter 1986, Volume 22, No. 4

Winter 1986 Gem News International

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Colored Stones
            Amblygonite Treatment
            Bicolored Beryl
            Electrically Treated Chalcedony
            Green Sphene
            Important New Amazonite Find
            Intergem Idar-Oberstein 1986
            Kenyan Rubies Exported to Thailand
            Metavariscite
            New Find of Elbaite Tourmaline
Announcements
            American Gem Society Conclave
            International Colored Gemstone Association
 
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