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Fine Jewelry University Articles matching: “arden jewelry cleaner”

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Fine Jewelry University (Show All FJU Articles)

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

    Gem in the Spotlight: Ruby

    … 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’s hardness of 10) and moissanite (which is in between). Rubies only occur in the …treated to hide surface scratches or inclusion. Avoid using household chemicals or abrasives when wearing them. Ruby jewelry can be wiped with a soft, dry cloth often to remove dust and residue that will mar its sparkle. For more intense …

  2. Blue Zircon loose gems and jewelry

    Gem in the Spotlight: Blue Zircon

    … gem. In fact, before any of the manmade diamond simulates were made, the colorless version of zircon was used in jewelry to mimic diamond. Why? Natural zircon is known for its scintillation, brilliance, and flashes of color or fire just …Zircon. Blue zircon was a specific favorite in Victorian times, when fine gems were often featured in English estate jewelry dating from the 1880s. Tiffany’s famous gemologist George Kunz was a distinguished zircon advocate. He proposed the …

  3. Fake Diamonds: The Great Diamond Attack

    … are used in the manufacturing of tools like diamond tip drills. Synthetic diamond crystal big and pretty enough for jewelry has been made since the 1950’s. But, it just costs too much to justify using them. The technology is becoming more …you’re interested you can learn more about how to tell if a diamond is lab grown . Synthetic gems are not new to the jewelry profession. Synthetic colored stones have been around for over a 100 years. The impact was dramatic in the beginning…

  4. Measuring Gold Weight

    The old riddle goes: what weighs more a pound of feathers or a pound of gold? Some say gold because it is heavier. Others say they are both a pound so they weigh the same. Both are wrong. How can this be? Tradition. Gold is not weighed in the ordinary weights. Gold is weighed in the troy measurement system. One ounce of gold is not the same as the ordinary ounce (really called avoirdupois ounce). The best way to understand this is to convert them both to a uniform system.

  5. The different parts of an engagement ring

    Anatomy of a Ring

    … know when your ring may need maintenance. It’s also a fun way to impress your friends with your vast knowledge of jewelry terms. Shank Every ring has a shank. This is the technical term for the band of metal that encircles the finger. There… a part that we missed. If you are looking for the perfect ring, browse our online shop or contact us and one of our jewelry experts would be happy to help you find a ring that’s more than the sum of its … wear require. If you are careful with your rings (removing them when doing dishes, cleaning with harsh chemicals, gardening, etc.), the shank may last your lifetime and beyond. But, shanks that were thinner to begin with are more likely …

  6. Tsavorite garnet is a rare and beautiful green gem

    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 most exquisite emeralds and the clarity of the cleanest sapphires… everyday wear. You should avoid sudden temperature changes and never steam clean your Tsavorite Garnets. Ultrasonic cleaners are usually safe unless the gem has a preexisting crack or fracture. To clean Tsavorite, gently scrub it with a …

  7. A group of yellow gold chains of different kinds of a blue background

    Types of Necklace Chains

    The chain is one of the most fundamental pieces of jewelry that exists. It can simply be the thing you use to wear your pendants, or it can make a statement all by itself. You… we’ll introduce you to the staggering variety of necklace (and bracelet) chains that are available right now in the jewelry world. Each one has its own unique style, strengths, and weaknesses. As always, if you would like personalized … and repair. Keep in mind that this only applies to solid link cable chains. Hollow cable chains, like any hollow jewelry, are difficult to work on. CONS Common – It’s one of the most popular chain styles that exists. A cable chain won’t …

  8. The Birthstones

    … nightmares, promotes long-lasting love, and prevents hearing difficulties. Learn more about Garnet and Tasvorite Garnet February’s Birthstone: Amethyst Amethyst, transparent purple quartz, is the most important quartz variety used in jewelry. Purple has long been considered a royal color so it is not surprising that amethyst has been so much in demand over the years. Because amethyst was thought to encourage celibacy and symbolize piety, amethyst was very important in the…

  9. Collection of loose and mounted quartz gems of various types

    Gem in the Spotlight: Quartz

    … agate was found in Sicily, and the ancient Romans set up lapidary (stone cutting) facilities to process these stones and turn them into something beautiful. To this day agates and other varieties of quartz have been staples of the jewelry industry. Quartz’s triboluminescent properties have been known for quite some time. The first scientific discovery of this effect was actually from sugar crystals in 1620, but it has been known by indigenous tribes for at least that long…