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13 de mai. de 2024 · Mineralogy and Geochemistry of Turquoise from Tianhu East, Xinjiang, China Examines turquoise from northern China and identifies a geographic origin indicator to distinguish it from other Chinese sources. Characterizes a translucent variety of jadeite jade from the Morales mine in Guatemala ...
Há 1 dia · Pursue your passion. Whether you’re taking the next step in your professional journey or starting a new career, GIA courses and diploma programs prepare you for success. We offer the finest gem and jewelry education in the world with curriculum developed from our groundbreaking research and delivered by the industry’s leading experts.
About Diamond. Diamond forms under high temperature and pressure conditions that exist only about 100 miles beneath the earth’s surface. Diamond’s carbon atoms are bonded in essentially the same way in all directions. Another mineral, graphite, also contains only carbon, but its formation process and crystal structure are very different.
GIA’s Guide to Gemstones: Gem Encyclopedia. GIA’s Gem Encyclopedia is a virtual journey through the science and lore of gemstones from across the globe. Each precious stone page features additional detailed gemological information, a buyer’s guide, photos, videos & research. Filter By Country. View Gems as.
GIA Education. Elevate your career in gems and jewelry by combining passion with knowledge. Study at the Gemological Institute of America, the world’s foremost authority in gemology, and earn a diploma that opens doors throughout the industry.
26 de dez. de 2023 · CARLSBAD, Calif. – Dec. 26, 2023 – GIA (the Gemological Institute of America), whose expertise spans gemological research, laboratory services and education, is introducing the GIA Jade Report, featuring additional gemological information and a sleek, user-friendly layout to enhance the overall report experience for both industry professionals and consumers.
Gemological Institute of America, Inc. 5355 Armada Drive Carlsbad, California, 92008 Hours: Walk-in service is available Monday - Friday, 8:30 a.m. - 3 p.m. by appointment only. The laboratory is open for submissions via transport or walk-in. View available services and shipping information
