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
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
Gemstone List - Names, Colors Types of Gems | GemSelect Our gemstone list features over 200 precious and semi-precious varieties, a comprehensive index to find the ideal colored stone Whether for jewelry, collecting, or crystal healing, this gemstone list guides you to the perfect natural gem for your needs List of gemstones A-Z with pictures
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
Gemological Institute Of America | All About Gemstones - GIA Learn about the principles, mechanisms, and characteristics of luminescence that create the impressive and memorable glow of gemstones Learn the latest trends by GIA on the laboratory-grown diamond industry Learn the latest on Madagascar sapphires and demantoid garnets from Wim Vertriest, GIA Manager of Field Gemology
What is a Gem? - International Gem Society Even the most general definition of a gem has many exceptions Learn what qualities have been used to identify gemstones both scientifically and popularly
Freshwater Tropical Fish For Sale Online - Coast Gem USA Cost Gem USA offers high quality, healthy freshwater tropical fish for fish tanks, aquariums and ponds We got a great selection of bettas, guppies, cichlids, fancy goldfishes, shrimps, and much more!