Conference Reports AGU Meeting Examines Diamond Provenance GSA Meeting Reports on Western U.S. Gem Occurrences Report from the 3rd World Diamond Conference, Vancouver Diamonds New Round Diamond Cuts Colored Stones and Organic Materials Benitoite Recovery and Cutting: Significant Progress Cassiterite from Viloco, Bolivia Emerald with Feldspar Matrix from Brazil Sunstone Feldspar from Tanzania Update on Namibian Demantoid Garnet Unusual Kyanite from Brazil South Sea Cultured Pearls with Broken Beads Some Developments in Freshwater Cultured and “Keshi” Pearls New Sapphire Locality in Afghanistan Elbaite-Liddicoatite Tourmaline from Vietnam Green Zoisite Reappears Synthetics and Simulants Massive Fuchsite Imitations of Emerald Unusual Synthetic Rubies Treatments Another Identification Criterion for Imitation Asterism Produced by Surface Scratching Irradiated Color-Change Fluorite Announcements Now Available: extraLapis English Conferences Natural Glasses Scheduled for France in August Diamond 2002 Will Take Place in Spain in September Hong Kong Jewellery and Watch Fair Scheduled for September Exhibits Pearls Exhibit at the Field Museum Diamond Exhibition in Antwerp To view the full section, download the PDF above.
Conference Reports AGU Meeting Examines Diamond Provenance GSA Meeting Reports on Western U.S. Gem Occurrences Report from the 3rd World Diamond Conference, Vancouver Diamonds New Round Diamond Cuts Colored Stones and Organic Materials Benitoite Recovery and Cutting: Significant Progress Cassiterite from Viloco, Bolivia Emerald with Feldspar Matrix from Brazil Sunstone Feldspar from Tanzania Update on Namibian Demantoid Garnet Unusual Kyanite from Brazil South Sea Cultured Pearls with Broken Beads Some Developments in Freshwater Cultured and “Keshi” Pearls New Sapphire Locality in Afghanistan Elbaite-Liddicoatite Tourmaline from Vietnam Green Zoisite Reappears Synthetics and Simulants Massive Fuchsite Imitations of Emerald Unusual Synthetic Rubies Treatments Another Identification Criterion for Imitation Asterism Produced by Surface Scratching Irradiated Color-Change Fluorite Announcements Now Available: extraLapis English Conferences Natural Glasses Scheduled for France in August Diamond 2002 Will Take Place in Spain in September Hong Kong Jewellery and Watch Fair Scheduled for September Exhibits Pearls Exhibit at the Field Museum Diamond Exhibition in Antwerp To view the full section, download the PDF above.
