| | Journal (issue) | Tucson report • Aquamarine from Sri Lanka • Massive haüyne-sodalite from Myanmar • Gem-quality massive pink...field trips to the world-famous Pala gem pegmatite district in San Diego County. These excursions will give...Madagascar Pre-Columbian Gems from Antigua Gem-Quality Haüyne from Germany Single Issues Complete Volumes* 1991–2005...from Mogok, appears to be a combination of massive haüyne and sodalite. Note the strong zoned orange fluorescence...Quinn GIA GemTechLab, Geneva, Switzerland Massive haüyne-sodalite from Myanmar. These contributors recently | | | Journal (issue) | northeastern China. 42 Aquamarine from the Thuong Xuan District, Thanh Hoa Province, Vietnam Le Thi-Thu Huong...Beryllium- and tungsten-bearing sapphires from Afghanistan • Aggregate of black synthetic moissanite and...update • Pargasite from Tanzania • Scapolite from Afghanistan • Tourmaline from Mt. Marie, Maine • Imitations...NEW TECHNIQUES AQUAMARINE FROM THE THUONG XUAN DISTRICT, THANH HOA PROVINCE, VIETNAM Le Thi-Thu Huong...significant deposits are known only from the Thuong Xuan District in Thanh Hoa Province, where the aquamarine (as |
|