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Fine Jewelry University Articles matching: “Gold stamped s”
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Gem in the Spotlight: Ruby
For much of human history, rubies have been the most prized gemstone. But, what is it about this red gem that has captivated our hearts … so long? Is it ruby’s color? It’s rarity, and thereby its high cost? Or, is it something deeper? Whatever it is, ruby’s impact on humanity is broad and deep, with arguably the richest history of all gemstones. Gemology of Ruby Rubies … the corundum gem family along with sapphires. Corundum is an extremely durable form of aluminum oxide with a Moh’s hardness of 9. This makes ruby one of the hardest gems commonly used in jewelry second only to diamond (which has a Moh…
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Gem in the Spotlight: Topaz
… one person say, “I love Topaz; it reminds me of a blue sky.” Then her friend says back, “Topaz may be like a golden sunset, but not the sky.” A third friend will chime in, “You’re both crazy, it’s like a beautiful peach.” Then, a …names: Imperial Topaz: When both orange and red colors are present (although much of the jewelry industry might call golden topaz imperial). Golden Topaz: Yellow to orange without any red component (could be called precious topaz if more …
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Gem in the Spotlight: Alexandrite
Emerald by day, ruby by night, more expensive than diamond and more illustrious than sapphire, emerald, or even ruby, alexandrite has been known around the … gems for the better part of 200 years. But, what makes this stone so special? Gemology of Alexandrite Alexandrite is the extremely rare, color-change variety of a gem species called Chrysoberyl. It appears bluish-green in daylight, … light, and some LED light. Under incandescent light, candle, and firelight, alexandrite appears purplish-red. This is because of how the trace element chromium interacts with alexandrite’s crystal structure. It absorbs most …
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Gem in the Spotlight: Tsavorite Garnet
The discovery of Tsavorite in East Africa in the 1960s changed the jewelry world. Here was a gem with the color to rival the… emeralds and the clarity of the cleanest sapphires, all with the time tested durability of garnet. Tsavorite is a unique form of garnet with a stunningly vivid green color. It is bright and lively with a high refractive index giving … it excellent sparkle and scintillation. Tsavorite is also a very rare gemstone. It is uncommon to find Tsavorite in sizes larger than five carats, and most faceted stones are below two carats. By some estimates, Tsavorite is around …
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Gem in the Spotlight: Opal
Opal has been described as containing the wonders of the skies, sparkling rainbows, fireworks, and lightning. Its dazzling … is totally unique in the gem world, and the lore that surrounds it is almost as colorful as the gem itself. Opal is the traditional birthstone for those lucky enough to born in October, and it is found in a huge variety of colors (… all within the same stone). Gemology of Opal Opal’s captivating dance of colors is a result of its unique internal structure. This gemstone is composed of tiny silica spheres arranged in a pattern, which diffract light and create the …
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Gem in the Spotlight: Iolite
Iolite is maybe not the first gemstone people think of for their blue-violet jewelry, but it should be near the top of the …’s color range of blue, blue-violet, and violet competes for public attention with sapphire, tanzanite, and amethyst. They may have name recognition, but iolite has a rich, unique color and great gem value on its side. It is more … and deeper than many tanzanites. Iolite’s name comes from its violet color. It is from the Greek word “ios” meaning violet. Unlike many other popular gems, iolite cannot be heat treated to enhance its color. The color you see is the …
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Gem in the Spotlight: Amethyst
Amethyst is known for its beautiful purple color, and it is the most important quartz variety used in jewelry. Purple has … a royal color, so it is not surprising that amethyst has been in so much demand throughout history. Gemology Amethyst is a variety of quartz that is colored by the presence iron and aluminum. The violet color of amethyst can range …and it is often found in shades of pale to medium purple. Amethyst is typically found in Brazil, Uruguay, and Madagascar, but it can also be found in smaller deposits in other countries such as Russia, the United States, and Canada. …
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Gem in the Spotlight: Jade
Jade has one of the richest heritages of all gemstones. People have been using jade from as early as 6,000 BC, and it has … important part of Asian, Central American, and North American history ever since. But, what is jade, and what has given it such a prominent place in human history? The term “jade” actually refers to two completely different gems: … and jadeite. These are actually two unique mineral species, but since they have been confused for so many years, and are similar in many ways, they are both referred to by the blanket term “jade”. Both materials are silicates that …
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Gem in the Spotlight: Aquamarine
Aquamarine derives its name from the Latin which literally means “seawater,” a tribute to its beautiful blue color. As a member of the …Aquamarine has some illustrious cousins in addition to a rich history of its own. The Mythology of Aquamarine Long associated with tranquility and happiness, aquamarine was also thought to instill courage, cure laziness, and sharpen …. The ancient Greeks used aquamarine often in jewelry believing it captured the true spirit of the sea. aquamarine was believed to guarantee a happy marriage Best known for its beautiful blue color, aquamarine was used to bring …
