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USA-IL-WATERLOO Κατάλογοι Εταιρεία
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Εταιρικά Νέα :
- GIA Gem Encyclopedia | Complete List Of Gemstones
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
- List of Gemstones: Precious and Semi-Precious Stones - Gem . . .
Get started with the International Gem Society’s free guide to gemstone identification Join our weekly newsletter get a free copy of the Gem ID Checklist!
- Gemstone - Wikipedia
A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, when cut or polished, is used to make jewelry or other adornments
- Gemstones: Facts, photos, and information for over 100 gems.
Articles about gemstones written by a GIA Graduate Gemologist Each article includes photos and information about the gem's physical properties and geologic origin
- Gemstone | Definition, History, Types, Facts | Britannica
gemstone, any of various minerals highly prized for beauty, durability, and rarity A few noncrystalline materials of organic origin (e g , pearl, red coral, and amber) also are classified as gemstones Gemstones have attracted humankind since ancient times, and have long been used for jewelry
- List of 24 Gemstones with Names, Colors, Pictures - Petra Gems
Gems come in every color of the rainbow and are gathered from all edges of the globe, with each colored gemstone possessing a one-of-a-kind production of lovely color Explore beautiful gemstones and fine jewelry at Blue Nile
- Gemstones - Facts, Information, Science, Videos | Gemstones. com
Gemstones com is the one-stop destination for all gem information, providing quality educational material and inspiring to explore the world of gemstones
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