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Fall 2000, Volume 36, Issue 3
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Gem News
- DIAMONDS
- APEC 2000 International Jewellery Conference features diamonds, education, and treatments
- De Beers’s newly stated direction
- COLORED STONES AND ORGANIC MATERIALS
- Mosaic ammonite
- Gemmy anhydrite from Iran
- Aquamarine from southeast India
- Coral exploration resumes in Hawaii
- Fresnoite: A first examination
- Gemological Presentations at the 31st International Geological Congress
- Visit to a Malagasy lapidary facility
- Rubies (and sapphires) from Colombia
- Lavender sugilite with green spots
- Paraíba tourmaline update
- Tourmaline with an apparent change-of-color in one pleochroic direction
- SYNTHETICS AND SIMULANTS
- Magnetic hematite imitation in jewelry
- Curved quadruplet boulder opal imitations
- MISCELLANEOUS
- Concave faceting technique developed for sapphires
- ANNOUNCEMENTS
- Visit Gems & Gemology staff in Tucson
- GANA exhibit at the Carnegie Museum
- GAGTL Conference 2000
- 1st Brazilian Symposium on the Treatment and Characterization of Gems
- Fabergé exhibit in Tucson
- Hong Kong International Jewellery Show
- Diamond exposition in Paris
- Opal Symposium 2001
- ICA Congress
- Geochemistry and Mineralogy of Gemstones Symposium
Gem News Editors:
Mary L. Johnson, John I. Koivula, Shane F. McClure,
and Dino DeGhionno, GIA Gem Trade Laboratory, Carlsbad, California
Contributing Editors:
Emmanuel Fritsch, IMN, University of Nantes, France
Henry A. Hänni, SSEF, Basel, Switzerland
Karl Schmetzer, Peterhausen, Germany
Appears on pages 260-274
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