International Gem Society https://www.gemsociety.org Join 10,000+ members helping each other learn. For gemologists, gem collectors, hobbyists, jewelers, lapidaries and everyone in between. Wed, 28 Aug 2024 23:02:15 +0000 en-US hourly 1 Broken Bangle — The Blunder-Besmirched History of Jade Nomenclature: Book Review https://www.gemsociety.org/article/broken-bangle-the-blunder-besmirched-history-of-jade-nomenclature-book-review/ /article/broken-bangle-the-blunder-besmirched-history-of-jade-nomenclature-book-review/ Jeffery Bergman, SSEF SGC Wed, 28 Aug 2024 22:00:00 +0000 Is fei cui a better term for "pyroxene jade" than jadeite? Jeffery Bergman reviews Broken Bangle, a new book on the history of jade names. A Guide To The Best Radiant Cut Diamond Rings https://www.gemsociety.org/article/radiant-cut-diamond-rings/ /article/radiant-cut-diamond-rings/ Lisa Rosen Wed, 14 Aug 2024 18:54:08 +0000 Radiant cut diamond rings combine the best traits of the round and princess cut diamonds, but are 20-40% cheaper than the popular round diamond. Learn more with our radiant cut diamond guide! An Update on Tourmaline Sold at The Las Vegas JCK Show in 2024 https://www.gemsociety.org/article/tourmaline-las-vegas-jck-show-2024/ /article/tourmaline-las-vegas-jck-show-2024/ Emily Frontiere Thu, 08 Aug 2024 17:40:48 +0000 Should We Separate the Markets for Natural Diamonds and Lab-Grown Diamonds? https://www.gemsociety.org/article/separate-markets-for-natural-diamonds-and-lab-grown-diamonds/ /article/separate-markets-for-natural-diamonds-and-lab-grown-diamonds/ Emily Frontiere Wed, 31 Jul 2024 15:53:22 +0000 The explosive growth in the market for lab grown diamonds has raised important questions about its relationship to the market for natural diamonds. Are they two separate markets? Or one? An Update on Spinel Sold at the Las Vegas JCK Show in 2024 https://www.gemsociety.org/article/spinel-las-vegas-jck-show-2024/ /article/spinel-las-vegas-jck-show-2024/ Emily Frontiere Tue, 30 Jul 2024 15:43:28 +0000 How Do Zircons Form? https://www.gemsociety.org/article/how-do-zircons-form/ /article/how-do-zircons-form/ Emily Frontiere Fri, 05 Jul 2024 19:09:43 +0000 As a December birthstone, blue zircon is very popular. But are blue zircons natural? Learn how zircons form and get their colors. What is a Mineral? https://www.gemsociety.org/article/what-is-a-mineral/ /article/what-is-a-mineral/ Olena Rybnikova, PhD Wed, 19 Jun 2024 15:36:34 +0000 How do scientists define a mineral? Learn what minerals are made of, the difference between gemstones and minerals, and their many uses. What is Jedi Spinel? https://www.gemsociety.org/article/what-is-jedi-spinel/ /article/what-is-jedi-spinel/ Jeffery Bergman, SSEF SGC Mon, 10 Jun 2024 22:03:20 +0000 Jedi spinel makes a beautiful jewelry stone. Learn how it got its name and what qualities make this vivid pinkish red gem so popular. Natural Radiation and Gemstone Color https://www.gemsociety.org/article/natural-radiation-and-gemstone-color/ /article/natural-radiation-and-gemstone-color/ Emily Frontiere Thu, 30 May 2024 20:38:45 +0000 Natural radiation can create beautiful colors in many gemstones. Learn how natural radiation works and the gems most commonly affected by it. Zircon Engagement Ring Guide https://www.gemsociety.org/article/zircon-engagement-ring-guide/ /article/zircon-engagement-ring-guide/ Emily Frontiere Wed, 22 May 2024 16:09:46 +0000 Zircons are beautiful but delicate gems. Our zircon engagement ring guide will help you pick the right setting for your stone.