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- Amethyst Gemstone | Amethyst Stone - GIA
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
- Amethyst History and Lore - GIA
Discover the meaning and history of amethyst, the February birthstone, and where it can be found
- Amethyst Description - GIA
Amethyst is the purple variety of the quartz mineral species It’s the gem that’s most commonly associated with the color purple, even though there are other purple gems such as sapphire and tanzanite
- Amethyst - Gemological Institute of America
Amethyst is a gem with purple coloring that many people find very beautiful It is the purple variety of the mineral quartz It was as valuable as ruby and emerald until the 1800s when more amethyst was found in the country of Brazil
- Amethyst Quality Factors - GIA
The finest amethyst color is a strong reddish purple or purple with no visible color zoning Dealers prefer strongly saturated reddish purple to dark purple, as long as the stone is not so dark that it reduces brightness If the color is too dark, an amethyst might look black under dim lighting conditions
- Amethyst Care and Cleaning Guide - GIA
Amethyst can be safely cleaned with warm soapy water Ultrasonic cleaners are usually safe except in the rare instances where a stone is dyed or treated by fracture filling Steam cleaning is not recommended, and amethyst should not be subjected to heat
- Amethyst from Four Peaks, Arizona - GIA
quality amethyst in the United States is the Four Peaks mine in Maricopa County, Arizona (figure 1) Discovered by accident in the early 1900s by a gold prospector, this deposit has been worked intermittently on a small scale ever since Good-quality amethyst from a U S occur-rence has special value in the marketplace, but the
- February Birthstone | Amethyst Birthstone Source Meaning - GIA
Amethyst, the February birthstone, is the purple variety of quartz It is said to prevent drunkenness and make you quick witted in business You once had to be rich to own this birthstone for February, but new finds have made it more affordable
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