List of Gemstones: Precious and Semi-Precious Stones - Gem Society
WEBDetailed information for any gemstone you are interested in. 0 Gemstone. Actinolite. 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 …
GIA Gem Encyclopedia | Complete List Of Gemstones
WEBGIA’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. Green in sunlight.
Gemstones: Facts, photos, and information for over 100 gems.
WEB100+ Gems - Photos of over 100 beautiful gems ranging from the popular to the obscure. Green Gemstones - emerald, peridot, jade, tsavorite, chrome diopside, chrysoprase, more. Mined in America - Small mines in the United States produce a …
Gemstone - Wikipedia
WEBA 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.
Gemological Institute Of America | All About Gemstones - GIA
WEBEstablished in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
International Gem Society IGS - Information and educational …
WEBGet trusted diamond and gemstone information when you need it. Information and educational services for everyone interested in gemstones. For gemologists, hobbyists, jewelers, lapidaries and everyone in between. Become a Member.
Gemstone | Definition, History, Types, & Facts | Britannica
WEBgemstone, 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.
All 100+ Gemstone Meanings & Crystal Properties | Beadage
WEBThis is our complete guide to crystal meanings with over 100 different semi-precious stones and crystals, precious gems, minerals and their metaphysical symbolism, healing properties, powers, and spiritual meaning.
What is a Gem? - International Gem Society
WEBMost gems are minerals, but some — notably pearl and amber — are organics. Living organisms create these materials. By definition, a mineral must be created inside the Earth. Hence, pearls fall into a different category. (To add some confusion, a pearl's coating is a mineral, even though pearls form inside a mollusk ).
Birthstones | Birthstone by Month | GIA
WEBBirthstones for each month. Birthstones are a fun, popular and colorful introduction to the world of gemstones. They appeal to audiences around the world regardless of gender, age, nationality or religion. Birthstones carry secrets, attributes and lore that are unique to …
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