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IGI provides independent grading reports, colored stone reports, identification and appraisal reports, diamond authentication and attestations of origin, and laser inscription services. They also offers diamond and colored stone courses through IGI's Schools of Gemology. The IGI school was the first to offer the practical Rough Diamond course. [4]
Eilat stone; Epidosite; Glimmerite; Goldstone (glittering glass) Hawk's eye; Helenite (artificial glass made from volcanic ash) Iddingsite; Kimberlite; Lamproite; Lapis lazuli; Libyan desert glass; Llanite; Maw sit sit; Moldavite; Obsidian; Apache tears; Pallasite; Peridotite (also known as olivinite) Siilinjärvi carbonatite; Soapstone (also ...
Bahia Emerald [2]; Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US
Leaders of states in the U.S. which have significant mineral deposits often create a state mineral, rock, stone or gemstone to promote interest in their natural resources, history, tourism, etc. Not every state has an official state mineral, rock, stone and/or gemstone, however.
Some hospitals in the U.S. are seeing an increase in RSV and higher levels of "walking pneumonia" among young children despite overall respiratory illness activity remaining low nationally.
The 2024 Heisman Trophy presentation is less than two weeks away and will feature the top college football players who have demonstrated exceptional skill, leadership and performance on the field ...
Better Homes & Gardens Wood and Stone Coaster, Set of 4. $7 at Walmart. Thyme & Table Smoked Glass Wine Glasses, Set of 4. $18 at Walmart. Beautiful by Drew Barrymore Yellow Bubble Glass Vase.
International Gemological Institute (IGI), independent laboratory for grading and evaluation of diamonds, jewelry, and colored stones Hoge Raad Voor Diamant (HRD Antwerp), The Diamond High Council, Belgium is one of Europe's oldest laboratories; its main stakeholder is the Antwerp World Diamond Centre