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Bookmark or Share- What Are Gemstones? A Complete Guide - JamesAllen.comGemstones are minerals, rocks, and other organic materials that are cut and polished to create pieces of jewelry and other attractive accessories for clothing or decorative ornaments. Gems are either considered precious or semi-precious. Fun fact #1: Of the more than 2,000 identified natural minerals, fewer than 100 are used as gemstones.
- GIA Gem Encyclopedia | Complete List Of GemstonesGIA’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.
- Gemstone Encyclopedia - International Gem SocietyList of Gemstones: Precious and Semi-Precious Stones - Gem Society. Learning Center. Gemstone Encyclopedia. Detailed information for any gemstone you are interested in. 0 Gemstone. Actinolite is a member of a series that contains varying amounts of ir... Gem Profile. Adamite. Although adamite occurs in many localities, it's very rarely cut as a ...
- Amethyst Gemstone | Amethyst Stone - GIAView the Gem Encyclopedia. Amethyst Gemstone is the purple variety of the Quartz mineral. Amethyst’s purple color can range from a light lilac to a deep, intense royal purple, and from brownish to vivid.
- Gemstones: Facts, photos, and information for over 100 gems. - Geology.com100+ Gems - Photos of over 100 beautiful gems ranging from the popular to the obscure. Green Gemstones - emerald, peridot, jade, tsavorite, chrome diopside, chrysoprase, more. American Gemstones. Mined in America - Small mines in the United States produce a diversity of beautiful gemstones.
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