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Fine Jewelry University Articles matching: “what does ci on a earing mean”

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Fine Jewelry University (Show All FJU Articles)

  1. Blue Zircon loose gems and jewelry

    Gem in the Spotlight: Blue Zircon

    … tendency that can lead to chips, especially along facet edges requiring extra care when setting, cleaning, or wearing. The Mythology and History of Zircon Since it has been known from antiquity, Zircon has a rich mythology. Zircon is one …Zircon colors are pure and have that distinctive fire that sets it apart from other gems. The Gemology of Zircon Why does zircon have so much more fire then other colored gems? Zircon has a high refractive index (1.92-2.01). The …

  2. Loose fantasy cut aquamarine

    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 beryl family, Aquamarine has some illustrious… refractive. Aquamarine’s specific gravity is 2.72 and it has a Mohs hardness of 7.5-8.0. For comparison, this means that it is softer than Sapphire, harder than Quartz, and similar to Topaz. This makes it a very durable stone that is … and happiness, aquamarine was also thought to instill courage, cure laziness, and sharpen the intellect. The ancient Greeks used aquamarine often in jewelry believing it captured the true spirit of the sea. aquamarine was believed to …

  3. A group of tanzanite loose gems and rings

    Gem in the Spotlight: Tanzanite

    …a gemstone. Tanzanite has them both. In fact, it is estimated that Tanzanite is 1,000 times rarer than diamond. But, what makes Tanzanite so popular is its color. Tanzanite’s gorgeous color is a captivating mix of blue and purple. The …. Heating removes the green component which makes the violetish blue color pop (although technically speaking it doesn’t make it more blue, just less green). The amount of blue in a tanzanite is caused by the quantity of vanadium present…

  4. The Birthstones

    … lore surrounding garnets is that it protects the wearer from nightmares, promotes long-lasting love, and prevents hearing difficulties. Learn more about Garnet and Tasvorite Garnet February’s Birthstone: Amethyst Amethyst, transparent …thoughts. Learn more about Amethyst March’s Birthstone: Aquamarine Originating its name from the Latin “aqua marina” meaning “sea water”, the aquamarine is a light blue to greenish blue beryl, most valuable when it’s a shade of darker …

  5. Three loose rubies in a row triangle oval and pear shaped

    Gem in the Spotlight: Ruby

    … insignia believed to protect the wearer from injury and to keep them safe and healthy. Many cultures believed that wearing rubies in battle made warriors invincible and protected them from harm. Innumerable powers have been associated with…, but are still vulnerable to breakage and chipping. Don’t apply hairspray, makeup, lotions and the like while wearing rubies. They can leave residue on the ruby that will dull their shine. Some rubies may have been filled or treated to …

  6. A computer rendering of a fake diamond

    Fake Diamonds: The Great Diamond Attack

    … would try to find out who was the real person. Technology has created many new diamonds and diamond lookalikes. “What is a real diamond?” is a difficult question these days. And the problem of separating a fully natural diamond from all … uses of this man made gem are in the pipeline. The Big Bad Synthetic In the gem world we use words with particular meanings. Synthetic is one of those words. Synthetic, in the gem world, means made of the same chemicals (elements) and …

  7. Single white round pearl on white background

    Gem in the Spotlight: Pearl

    … accents in fine jewelry with many of them set together to create intricate, textured patterns. See More on Etsy › What Makes a Pearl Valuable? There are several factors that can effect the value of a pearl. Understanding these factors … a pearl or strand of pearls. Care and Cleaning of Pearls Unlike most gems, pearls are an organic creation which means that they require a little extra care to continue looking their best. With a Mohs hardness of 2.5, pearls are among the…

  8. Group of loose spinel gemstones with finished jewelry

    Gem in the Spotlight: Spinel

    … regularly for the last century, whether it is with an heirloom piece of jewelry or something found at the beach, what many people have believed to be a ruby for years turned out to be spinel. While modern technology and gemological … used hundreds of years ago in early compasses. You may even know this gem by its more common name “lodestone” which meant “leading stone,” but you may not have known that lodestone is a form of spinel. Spinel is believed to possess …

  9. Retipping is an important jewelry repair technique

    Jewelry Repair FAQ

    … stopping in every 6 months to a year . If your ring is white gold and rhodium plated, you may notice the plating wearing off and the ring taking on a slight yellowish hue. If this bothers you, you can stop by more often to have it replated… bottom of the ring with the other. If you hear a rattling sound, a gemstone might be loose. We recommend you stop wearing the ring immediately and bring it in so one of our jewelers can evaluate it for you. Another test you can do is to …

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