Emerald - Wikipedia
Emerald is a green colored gemstone and a variety of the mineral beryl, with a hardness of 7.5–8 on the Mohs scale. Learn about its properties, treatments, history, sources, and famous emeralds.
Emerald Gemstone | Emerald Stone – GIA
Learn about emerald, the bluish green to green variety of beryl, a mineral species that includes aquamarine. Find out about its history, lore, treatments, synthetics, imitations, and quality factors, as well as GIA's research on emerald sources and gemology.
Emerald Value, Price, and Jewelry Information - International Gem …
Learn about the history, value, and quality of emeralds, the green beryl gemstones that are among the traditional "Big Four" gems. Find out how color, clarity, origin, and treatment affect emerald prices and see stunning photos of emerald jewelry.
Emerald: The World's Most Popular Green Gem, May Birthstone - Geology.com
Emerald is a variety of beryl with a rich, distinctly green color caused by trace amounts of chromium or vanadium. Learn about emerald's physical properties, clarity, treatments, occurrence, mining, and alternatives.
Emerald Gemstone | Emerald Stone – GIA
Learn about emerald, the bluish green to green variety of beryl, from GIA, the world's foremost authority on gems. Find out how to buy, identify, grade, care for and verify emeralds, and explore their history and origin.
Emerald | Birthstone, Jewelry & Healing Properties | Britannica
2024年9月5日 · Emerald is a green variety of beryl that is highly valued as a gemstone. Learn about its origin, sources, virtues, and synthesis from Britannica, the online encyclopedia of science and culture.
Emerald Description - GIA
Emerald is the green to bluish green variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colors. Learn how gem experts differ on the degree of green that makes one stone an emerald and another stone a less-expensive green beryl.
What Is Emerald - Gemstone Facts and Information - Gemporia
2020年5月1日 · Emerald is a green variety of Beryl, one of the most desirable and historical gemstones in the world. Learn about its origins, sources, color, inclusions, symbolism and famous pieces in this comprehensive article.
Emerald Gem Guide and Properties Chart - Gemstones.com
Learn about emerald, the green gemstone of beryl, and its characteristics, countries of origin, history, and care tips. See photos and spectra of natural and synthetic emeralds, and discover the rare trapiche pattern.
Emerald Gemstone Education - Blue Nile
What is an emerald? Emeralds are the bluish-green to pure-green variant of the mineral beryl, which also forms aquamarine and morganite. If the color of the stone is more on the yellow or blue side of green, it’s probably not an emerald, but another beryl variety.