Gem News InternationalGems & Gemology, Spring 2007, Volume 43, No. 1

Spring 2007 Gem News International

Tucson 2007 Colored Stones and Organic Materials “Emerald” Green Fluorite from India Cat’s-Eye Leifite from Mont Saint-Hilaire, Canada Play-of-Color Opal from Piauí, Brazil Prehnite from Merelani, Tanzania Colorado Rhodochrosite Near End of Availability Serpentinite from Argentina, Marketed as “Andes Jade" New Variscite Production from Western Australia Instruments and Techniques Portable Raman Spectrometer and the Crystal Sleuth Software GNI Regular Features Colored Stones and Organic Materials Amethyst from the Democratic Republic of the Congo Color-Zoned Andradite from Iran, with Calcite Inclusions Emerald with Unusual Growth Features Grossular and Clinozoisite from San Diego County, California New Pegmatite Gem Production from Tsarafara, Madagascar Pezzottaite from Myanmar Cat’s-Eye Prehnite Cat’s-Eye Topaz from Sri Lanka Tourmaline (Dravite and Liddicoatite) from Northeastern Mozambique Turquoise from Nacozari, Sonora, Mexico Treatments Lead Glass–Filled Rubies with Hollow Backs Set in a Closed Back Mounting Miscellaneous October 2006 Myanmar Gem Emporium, and Other Gem News from Myanmar Announcements G&G Online Calendar Exhibits Colored Diamonds at the London Natural History Museum Bernd Munsteiner Carvings at the GIA Museum Symbols of Identity—Jewelry of Five Continents French Jewelry at the Legion of Honor Native American Jewelry Gold at AMNH Jewelry of Ben Nighthorse To view the full section, download the PDF above.

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