Fall 2009 Gem News International
A Greenish Yellow Diamond with Glass Filling and HPHT Treatment
Colored Stones and Organic Materials
Aquamarine with Ocean-Themed Inclusions
“Smoky” Gray Beryl
Chalcedony from Oregon with Pyrite and Cloud-Like Green Areas
Demantoid from Ambanja, Madagascar
Enstatite from Pakistan
Common Opal from Argentina
Mabe Pearls from Vietnam with Seashell Nuclei
Characterization of Some Pearls of the Pinnidae Family
Cat’s-Eye Phenakite
Color-Change Pyrope-Spessartine from Kenya
Preliminary Observations on New Rubies from Mozambique
Yogo Sapphire Update
Topaz with Unstable Brown Color
New Tourmaline Production from Keffi, Nigeria
“Lilac”-Colored Cu-Bearing Tourmaline from Nigeria
Triphylite from Brazil
Synthetics and Simulants
Colorless Synthetic Sapphire Imitating Rough Diamond
Miscellaneous
Update on Myanmar Gems
Conference Reports
3rd European Gemmological Symposium
Announcements
CIBJO Resources for Retailers
Gem Cutting Notes Available
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